Phonecheck Versionshinweise — MacCheck

Fixes

• MacBook Neo compatibility. Resolved an error that was causing diagnostics to fail or display an error on MacBook Neo devices.
• Parts detection accuracy. Fixed an issue where parts returning N/A were incorrectly marked as failures. N/A values are now treated as neutral unless explicitly flagged as required failures.
• MDM recheck on summary screen. Resolved an issue where MDM recheck functionality on the summary screen was not triggering correctly, ensuring accurate MDM status re-validation.
• Internet connection popup. Improved internet connectivity check logic to prevent false "No Internet Connection" popups from appearing when WiFi is active and connected.

New Features

• Manual Keyboard Test Pass. Operators can now manually pass the keyboard test for greater workflow flexibility.
• DoD Erase Standard Support. DoD erase standard added for defence-grade data sanitisation compliance.
• SKU Template Expansion. Inventory SKU template now supports additional fields for richer device configuration.

Improvements

• CPU & GPU Temperature Fix on Neo Macs. Temperature monitoring now works correctly on Neo Mac devices during diagnostics.
• RAM & VRAM Calculation. RAM and VRAM are no longer combined into an inaccurate total, ensuring correct memory values are displayed.

Fixes

• MPN Accuracy. Wrong MPN resolved for affected MacBook models now correctly pull and display their MPN.
• Port Test on Mac Neo Devices. Port test no longer incorrectly shows "Issue Detected" despite an overall Pass result.
• Keyboard Test on Touchbar Devices. Fn+F11 now correctly passes on touchbar devices, and keys unresponsive during keyboard test on M-chip MacBooks are resolved.
• LPN Save on MS Devices. LPN now saves correctly when processing MS Mac devices.
• Erase and Log Sync. Erase Only no longer gets stuck on "Preparing to Erase", and logs now sync correctly across tools.

Fixes

• MPN accuracy corrected. Fixed incorrect part number assignment on certain MacBook models, ensuring accurate identification across all variants.
• Memory values now accurate. Resolved a calculation issue where RAM and VRAM were being incorrectly combined, resulting in inaccurate total memory readings.
• Keyboard test responsiveness improved. Fixed unresponsive keys during keyboard testing on Apple Silicon MacBooks, ensuring full test coverage.
• Intel MacBook MPN detection fixed. Resolved an issue where some Intel MacBook models were failing to retrieve or display their part numbers correctly.
• Device status reporting corrected. Fixed an issue where device status was being incorrectly marked as pending due to server response delays.

New Features

• Mac Neo Device Support. MacCheck now supports Mac Neo devices running internal OS for diagnostics and OS verification.
• Always-Enabled Create New Record Button. The Create New Record button is now always enabled in MacCheck, allowing you to create new device records without restrictions at any point in your workflow.
• IEEE Erasure Standard. IEEE erasure standard research and implementation added for MacCheck, expanding compliance options for enterprise use.

Improvements

• Updated Disk Data Format. Disk data format updated for MacCheck and WinCheck devices, ensuring consistent and accurate storage information display across the platform.
• Datadog Logging Integration. Datadog logging implemented for MacCheck diagnostics, improving observability and error tracking.

Fixes

• Microphone Waves Display. Fixed microphone waves not displaying when microphone test is enabled alone.
• Battery Tests and Info on Neo Devices. Fixed battery tests and info missing on Neo devices with internal OS.
• Multiple Diagnostics and UI Issues on Neo Devices. Fixed multiple diagnostics and UI issues on Neo devices with internal OS.
• Restore Time Performance. Improved restore time performance on MacBook devices.

New Features

• OEM Parts History UX Improvement. Redesigned OEM parts history panel for clearer, faster review of hardware information.
• NIST Purge Report for Fusion Drive. NIST purge reporting is now fully supported on Fusion Drive Mac systems, ensuring compliance reporting parity.
• EU Server Capabilities. MacCheck now has full feature parity on the EU server, enabling European operators to use all capabilities available on the US server.
• Restore & Erase Only UI Overhaul. Improved UI flow for Restore and Erase Only scenarios, including a clearer experience when no Erase license is available.
• Recommended OS Highlight in Mac Cloner. Recommended OS is now visually highlighted in the multi-boot OS selection screen when using the bootable USB method.
• Separate LCD & Glass Condition Tests. LCD test and Glass Condition are now individually listed as separate diagnostic tests for more precise grading.
• Vendor & Invoice Customisation Support. MacCheck now correctly respects the "Enable Vendor and Invoices" customisation setting from the portal.

Fixes

• Device Data Not Updating on Dashboard. Fixed an issue where device data was not updating on the dashboard when restored via script.
• Group Selection for Erase Only and Restore Only. Fixed an issue requiring group selection for Erase Only and Restore Only operations.
• Incorrect Storage Calculation on iMac. Fixed incorrect storage calculation on iMac devices.
• Incorrect Processor Clock Speed Detection. Fixed incorrect processor clock speed detection on 12" 2016 MacBook.

Fixes

• M5 WiFi Connectivity. Resolved an issue preventing WiFi from working after diagnostics on M5 MacBooks.
• Erase Only UX. Fixed missing feedback and blank screens during the Erase Only process.
• MDM Status Accuracy. Corrected false 'MDM: Off' reports for DEP and Local MDM devices.
• Test Status Text. Updated test completion status text for clarity.
• Test Selection. Fixed an issue with keyboard and touch ID test selection.
• NIST Purge Report. Restored NIST Purge Report generation when OS disable option is enabled.

New Features

• Validated Drive Erasure. Accurately confirms whether drives are cleared of data or still populated.
• Enabled JVM Observability. Added periodic JVM resource usage logging for comprehensive monitoring and performance optimization.

Improvements

• Unlocked Fresh MDM Checks. Implemented specific override option to bypass cache for live iCloud validations.

Fixes

• Year field display. Fixed empty or missing year values in reports.
• Erase completion date. Corrected display of the erase completion date.
• MPN accuracy. Improved accuracy of manufacturer part numbers in some cases.
• Battery health readings. Resolved inconsistent battery health data.
• CPU speed display. Fixed incorrect CPU speed information on labels.
• Third-party API data. Corrected data format issues from external APIs.
• Mac database sync. Restored missing data in the Mac database.

New Features

• NIST Purge Eraser. Full support for NIST Purge including validation and customization settings in the Erase section.
• Custom SKU Support. Added implementation for Custom/Inventory SKUs with cloud-side change handling.
• Trackpad Haptics. Added a new haptic test to the trackpad diagnostics suite.

Fixes

• Custom SKU cloud sync. Fixed handling of cloud-side changes from desktop.
• Port status display. Corrected port connection status indicator when inserting cable.
• Port test compatibility. Resolved port test failure on older Mac models.

New Features

• Erase License Types. Support for new Erase License Types is now available.
• OS Restore. You can now restore the operating system from an external to an internal drive during multi-cloning operations.

Improvements

• Internal Run Automation. Significantly reduced the amount of manual entry required when running the tool internally.
• Mac Models in Shopfloor. Added Mac models to the Apple category for Shopfloor route creation.

Fixes

• F11 Key Display. Fixed F11 key not displaying green on pass in the user interface.
• Sub-Grade Option on Shopfloor. Fixed Sub-Grade option not working on Shopfloor.
• Fusion Drive Splitting. Fixed issue with splitting fusion drives on iMacs.
• MagSafe Test Auto-Pass. Fixed MagSafe test not auto-passing as expected.

New Features

• CPU & RAM stress test details. View detailed information about stress testing results for CPU and RAM performance.
• Ambient light sensor test. New test added to check ambient light sensor functionality on your Mac.
• LCD re-test button. Quickly re-run the LCD test without restarting the full diagnostic.

Improvements

• EU language support. Added language options for European countries.
• iCloud logic update. Improved iCloud detection and handling.
• Ambient light sensor UI. Enhanced user interface and positioning for the ambient light sensor test.
• LPN pop-up performance. Faster submission of LPN pop-ups.

Fixes

• HDMI and USB mouse detection. Fixed issues with automatic detection of HDMI and USB mouse connections.
• Port status color updates. Port status colors now update correctly when devices are re-inserted during port testing.
• Language UI distortion. Fixed UI layout and text sizing issues when switching to non-English languages.
• German keyboard support. Keyboard input now works correctly in German language mode.
• CPU and RAM stress test scripts. Improved script and data parsing for accurate stress test results.

New Features

• macOS Golden Gate support. Now supports macOS Golden Gate (27) on M-Series Apple Silicon devices.

Important Notes

No new build required. Golden Gate support is already included in this version. Simply use the existing build to process M-Series devices running macOS Golden Gate.

USB drive detection. If your external drive is not detected when processing Golden Gate devices, follow these steps:

• Watch the provided video and follow all steps demonstrated.
• Verify your settings: go to Options → Utilities → Startup Utility, set Allow Accessories to Connect to Always Allow, and set Security Policy to Reduced Security.
• Restart your device.
• Press and hold the Power button until the startup options screen appears.
• Select your external drive from the boot options to proceed.

New Features

• Neo Device Support (DMG). MacCheck now supports Neo devices with DMG-based diagnostics for full coverage on the latest Apple hardware.
• Neo Device USB Cloning. MacCheck Cloner now supports creating and cloning USB drives for Neo devices, ensuring seamless USB-based deployment.

Fixes

• Sequoia OS External Drive Fix. Fixed an issue where the Mac Diagnostics application was not being installed when creating external drives with Sequoia OS.

Note

If you want to process Neo devices, clone the USB using a Neo device.

New Features

• EU Region Support. Clone and deploy devices using the correct regional server configuration for European operations.
• M5 Mac Device Support. Full compatibility with Apple M5 Mac devices for cloning and diagnostics workflows.

Improvements

• Image Download Speed. Faster and more reliable image downloads for operators outside of China.
• OS Recommendation Update. Recommended OS now refreshes correctly after removing a selected OS.
• Cloning Error Messages. Clear error messages now display when the cloning process gets stuck, preventing silent failures.

New Features

• Multi-OS Cloning. Full support for cloning Apple Silicon and Intel USB drives.
• Automated Diagnostics Retrieval. The application now automatically fetches the latest assigned master versions.
• Internationalization. Added complete application localizations for Spanish and Japanese languages.
• Reduced Manual Entry. Streamlined internal workflows to minimize manual data entry requirements.

Improvements

• T2 Script Updates. Enhanced script performance for multi-OS cloning operations.

Fixes

• Cloner Stability. Resolved general cloner issues affecting system reliability.
• OTA Verification. Fixed popup and app verification issues in the cloner application.
• UI Issues. Corrected user interface issues introduced after recent updates.

New Features

• Auto Download of Updated Mint Payload & WinCheck. The app now automatically detects and downloads the latest Mint payload and WinCheck application when local versions are outdated, ensuring your devices always have the most current software.
• Restore Process Optimisation for HDD Systems. The restore process has been optimised for Linux systems with internal HDD, improving restore speed and reliability while reducing failure rates on spinning disk hardware.

Improvements

• Irrelevant Tests Hidden on Desktop Systems. Device tests that are irrelevant for Desktop systems (such as trackpad and touchscreen) are no longer displayed, providing a cleaner and more accurate diagnostic workflow.
• CPU & Memory Tests Auto-Result on Desktop Devices. CPU and Memory tests on client Desktop devices no longer require manual pass/fail entry—results are now determined automatically, reducing operator effort and test time.

Fixes

• Dual Drive Restore Fix. Resolved restore failures occurring on systems with dual drives, ensuring the correct target drive is selected and the restore process completes successfully.
• Low Disk Space Error After Multiple Drive Processing. Fixed a low disk space error that occurred after processing multiple drives, ensuring consistent storage availability throughout extended processing sessions.
• MDM Response Blank or N/A. Fixed an issue where MDM response was displaying as blank or N/A, ensuring accurate MDM status is always returned and displayed.

Important Note

Windows Smart App Control: Recent Windows updates automatically enable Smart App Control, which may prevent the WinCheck application from running. If you experience issues launching WinCheck after a Windows update, disable Smart App Control before running the application.

To disable Smart App Control: Go to Windows Security → App & Browser Control → Smart App Control Settings → Set to Off. Then relaunch the WinCheck application.

MDM Support

MDM support has been added in this build. Please note that for Microsoft Intune and CompuShare, we are currently conducting R&D and will provide a dedicated hotfix for these platforms soon.

New Features

• NIST Purge Erase Support. WinCheck now integrates the new NIST Purge binary, built to NIST 800-88, with full status reporting and error handling.
• Updated Disk Data Format. Disk data format improved for consistent and accurate storage information display.

Improvements

• Datadog Logging Integration. Enhanced diagnostics with improved observability and error tracking.
• PXE Restore Workflow. Automatic detection and handling of connectivity issues during restore operations.

Fixes

• Application Stability. Resolved issue where the application would become unresponsive on startup.
• Configuration Alignment. Fixed configuration file naming to match platform standards.

New Features

• NIST Purge Erase Support. WinCheck now integrates the new NIST Purge binary, built to NIST 800-88, with full error handling and reporting.

Improvements

• No Disk / N/A Display for Missing Internal Drive. Disk fields now correctly show N/A or No Disk when no internal hard drive is detected.

Fixes

• Test Results Database Accuracy. Fixed an issue where test results were recorded as Failed in the database even when all diagnostic tests passed successfully.

New Features

• External Hard Drive Erasure. Securely erase external USB hard drives alongside internal storage for complete data sanitisation.
• TPM Chip Erasure. TPM chip is now securely cleared during the erasure workflow, ensuring full hardware-level data sanitisation.
• EU Server Capabilities. Full feature parity now available on the EU server, enabling European operators to use all capabilities available on the US server.
• RAM Mapping for Accurate Memory Display. RAM slot mapping now provides precise memory capacity and slot configuration, replacing generic memory totals.
• NTFS, APFS, and FAT32 Support. Erase and format attached external drives from NTFS, APFS, and FAT32 to the exFAT file system.
• Reset Ports Button. New button added to restore default port configuration, simplifying troubleshooting for connectivity issues.
• Separate LCD & Glass Condition Tests. LCD test and Glass Condition are now individually listed as separate diagnostic tests for more precise grading.
• Desktop & Tower System Support. Irrelevant tests are no longer displayed for Tower/Desktop PC form factors, improving diagnostic accuracy.

Fixes

• Synoptic Test Scroll Behavior. Fixed mouse scroll test display issue during Synoptic testing.
• Irrelevant Tests for Tower Systems. Corrected display of irrelevant tests on Tower PC systems.
• External USB Disk Information. Fixed incorrect display of external USB disk information in the dash portal during USB boot processing.
• UI Responsiveness During Restore. Resolved UI becoming unresponsive and dialog loops when a drive is disconnected during restore.

New Features

• Touchscreen test. Added touchscreen testing to the test list screen.
• Device lock detection. Now detects Compushare and Auto Pilot locks automatically.
• Device notes. You can now add notes to devices for reference.
• Full-screen launch. Program now launches in full-screen mode.

Improvements

• Shopfloor defect mapping. Added functional tests to improve defect tracking on the shopfloor.

Fixes

• Internal drive restoration. Fixed issue where devices without an internal drive were being restored incorrectly.
• OS information sync. Operating system and version now update correctly on the portal.
• Battery drain test. Battery drain test no longer reopens unexpectedly after completion.
• Restore duration display. Restore completion time now shows the correct duration.
• Trackpad test accuracy. Trackpad test now correctly requires two-finger clicking instead of right-clicking.
• Startup disk. Fixed issue where startup disk appeared empty after erasing.
• Battery health data. Battery health criteria are now captured correctly.
• Testing flow stability. Improved stability for devices completing the full testing flow.
• Touch ID during keyboard test. Fixed Touch ID auto-failing during keyboard testing on certain systems.

Improvements

• System ports detection. Ports are now fetched directly from your system for more accurate hardware recognition.
• Automatic UI scaling. The interface now scales automatically to ensure all buttons remain visible and accessible.

Fixes

• Battery drain test animation. Fixed intermittent missing background animation during battery drain testing.
• Device restore issues. Restore now completes successfully on affected laptop models.
• Audio on specific devices. Speaker functionality restored on devices running Windows Tiny 11.
• Keyboard test display. Numpad keys now display correctly in the keyboard input field during testing.
• Keyboard auto-pass. Keyboard test now auto-passes correctly on devices without a numpad.
• Storage and ports detection. Fixed storage showing as 0GB and ports failing to register.
• Display drivers. Installed display drivers for improved compatibility across devices.
• WiFi after reimage. WiFi connectivity restored after system reimage.
• Full-screen shortcuts. Full-screen shortcuts now work properly without requiring taskbar access.
• Ports test accuracy. Fixed false detection of additional SD card readers.
• Boot partition size. Corrected boot partition sizing during restore operations.

New Features

• WinPE Boot from NTFS Partition. The boot process now launches directly from an NTFS partition, improving reliability and reducing dependency on RAM-based file loading.
• WinCheck NTFS Partition Execution Support. The application now fully supports execution from an NTFS partition, enabling faster and more stable application launch during diagnostics.
• NTFS-Based WinCheck Structure for PXE Boot. A new NTFS-based application structure ensures consistent file access and stability across network-booted devices.
• Automatic Z: Drive Sharing via PENetwork. The Z: Drive is now automatically shared using PENetwork configuration during PXE boot, eliminating the need for manual network share setup.

Fixes

• Ethernet Port Issues. Resolved Ethernet port being disabled when processing devices.
• PXE UI Display. Fixed UI disturbance on all tests when booted via PXE server.
• Trackpad Test. Corrected trackpad test not working despite exporting drivers via BAT file.
• Boot Sequence Hang. Fixed device getting stuck on boot screen after Boot.wim loads via PXE.
• Driver Compatibility. Updated driver EXE requirements for affected device models on both USB and PXE.

New Features

• Driver Support on Existing USB Clones. Add drivers to existing USB clones without needing to re-clone the entire drive.
• EU Region Support. EU region selection is now available, enabling operators in Europe to clone and deploy devices using the correct regional server configuration.
• Dynamic Cloner Flow. Updated cloner flow now separates empty and already-cloned drives with a dynamic Windows cloning process.
• WIM Image Auto-Update. WinCheck Cloner now automatically downloads updated WIM images when newer versions are available, ensuring clones are always up to date.
• Client-Specific OS Support in Restore. Support for client-specific OS configurations during the restore process, enabling more targeted and flexible device provisioning.
• PXE Server Log Fetch Before Build Opens. PXE server now fetches logs from all connected clients before the build opens, improving visibility and troubleshooting during deployment.

Fixes

• Serial Number Display. Fixed serial number not displaying on top of the cloner build.
• PXE Server and Cloner Merge Issues. Resolved issues that occurred after merging PXE server and cloner.
• User Directory Resolution. Fixed user directory resolving to System32 instead of the application directory.
• Drive Size Conversion. Corrected drive size conversion issue in cloner for TB drives reported in GB.
• UI and Validation Issues. Fixed UI and validation issues introduced after the develop branch merge.

New Features

• Driver Selection Dropdown. Choose your preferred driver directly in the cloner interface.
• Multi-Language Support. The cloner now supports multiple languages for a better user experience.
• Multi-Cloning Option. Clone to multiple drives simultaneously for increased efficiency.

Improvements

• Single Drive Display. The cloner now shows a single drive entry instead of listing multiple drives.
• Updated Buttons. Interface buttons have been refreshed for better usability.
• Automatic Build Updates. The latest build is now automatically applied during drive cloning without requiring manual deletion.

Fixes

• General Bug Fixes. Various stability and performance improvements across the cloner and application.

New Features

• Unified Boot Configuration. Single ISO with unified boot configuration now supports both PXE and USB boot methods, simplifying deployment and reducing maintenance overhead.
• Dynamic SMB Mount on PXE Client Post-Boot. SMB shares are now dynamically mounted on PXE client machines after boot, enabling seamless network file access without manual configuration.
• Extended Dashboard Portal Data. BIOS, TPM, Disk, and Memory information is now collected and displayed on the Dashboard Portal for Linux devices.

Improvements

• RAM & Network Optimization for install.wim. File handling for install.wim and app deployment has been optimized to prevent RAM overload and network timeouts during large deployments.
• Linux App Size Reduction. Application size has been significantly reduced, improving download times and USB cloning efficiency.

Fixes

• UI Display Issues. Fixed UI disturbance and button alignment on certain device models.
• Mac Portal Display. Resolved issue where only one connected device appeared in the Drivers tab when PXE flow is enabled.
• Webcam Test Duplicate Preview. Fixed duplicate camera preview in webcam testing.
• Keyboard Test Stability. Resolved application instability and screen freezes caused by keyboard testing.
• Test Execution & Hardware Detection. Fixed issues with test execution and hardware detection for ports, TPM, camera, keyboard, display, and cloner.
• Cloud Sync & Data Accuracy. Resolved cloud synchronization and data accuracy issues affecting battery, storage, model, platform, memory, and notes.
• Dashboard Display Issues. Fixed dashboard and portal display issues on Mac Portal including CPU temperature and display information.
• Restore Workflow Issues. Resolved restore workflow issues including popups, timer freezes, and compatibility with new Windows systems.
• Result Screen Performance. Fixed result screen UI and tracked performance issues.

Improvements

• USB Cloner Network Parity. Automatically retrieve WiFi SSIDs and passwords alongside a new General Drivers folder.
• Advanced Data Extraction. Extracts and structures new system telemetry data into dedicated reporting columns.
• Live Network Polling. The PXE Server now automatically locates connected IP addresses and displays the total active device count.

Fixes

• Admin Password Validation. Fixed validation failures when logged in via non-admin accounts.
• Camera Button Visibility. Resolved visibility issue across test clients.
• WinPE Initialization. Fixed partial initialization issues to ensure reliable, complete environment loading.
• PXE Script Execution. Resolved script failures on first run due to system restrictions.
• OS Download Reliability. Fixed download failures caused by network packet loss.
• GPU Identification. Corrected GPU detection when display drivers are missing.

New Features

• Cloud Telemetry Sync. Hardware diagnostic data now syncs directly to the cloud for unified reporting.
• Enhanced Diagnostics. Upgraded webcam and touch screen tests with improved re-test options.
• Windows Hello Support. Added native validation for Windows 11 PIN and Hello authentication.

Improvements

• Webcam Testing. Updated diagnostics flows with better webcam and touch screen population.
• Re-test Options. Added fail-safe re-test capabilities for more reliable testing.

Fixes

• Storage Data Overwrite. Fixed Windows storage data handling and added re-test option for webcam failures.
• Driver Export. Resolved issues with exporting audio, sound, mice, and network drivers.

New Features

• Dynamic Driver Export. Filter and export relevant drivers directly to network folders based on your system model for optimized deployment.
• Hardware Telemetry. Synchronize detailed storage, memory, and TPM information seamlessly.
• Erase Only Workflow. A new 'Erase Only' option now operates similarly to the restore workflow for added flexibility.

Improvements

• Advanced Driver Management. Dynamic script-based driver handling and network export capabilities based on system model.
• Deep Hardware Sync. Comprehensive TPM, detailed storage, and memory telemetry synchronization.
• PXE Server Messaging. Display PXE server started message on cloner for better visibility.
• Driver Path Updates. Dynamic driver path updates in WinPE scripts based on system model.
• Driver Export Flexibility. Export installed drivers from client machines to local folders for easier management.

Fixes

• Battery Cycle Count Display. Fixed conditional display of battery cycle count on test screens.
• Driver and Memory Issues. Resolved tests not working due to driver problems and incorrect memory/RAM reporting.
• Cloned External Drive Detection. Fixed issue where cloned external drives were not being detected.
• Admin Password Access. Resolved inability to access cloner on PCs without admin password.
• Ethernet-to-USB Converter Boot. Fixed system failing to boot when Ethernet-to-USB converter is connected.

New Features

• Cloud Telemetry. Structured hardware information now syncs seamlessly with the cloud.
• Driver Export Functionality. PXE server now exports drivers using the latest executable, ensuring compatibility across all hardware variants.
• Enhanced Camera Diagnostics. Camera validation rebuilt based on R&D improvements for more reliable and accurate webcam test results.
• OS Image Pre-Validation. WinCheck now verifies installation file availability before starting any restore process, preventing mid-restore failures.

Improvements

• WinPE Optimization. Cache and image size significantly reduced — WinCheck now launches smoothly on systems with as little as 2GB RAM.

Fixes

• Autopilot Locked Devices. Fixed incorrect N/A reporting for locked devices.
• PXE Server Connectivity. Fixed issue where PXE server could start without a network connection and disable WiFi without error notification.

MacCheck / WinCheck Version - 1.21.0
Released: Nov 27, 2025‍

Enhancements

Testing & Diagnostics Improvements

• Added an option to disable automatic macOS installation during workflows.

• Introduced the ability to run a speaker quality test per individual speaker for more accurate audio validation.

• Multiple-selection support added for cosmetic responses (desktop support completed; cloud update pending).

• Tester selection on the MacCheck start screen has been improved with a drop-down menu, eliminating the need for manual entry.

• New option added to prevent re-use of LPNs to support stricter process controls.

Cloner & OS Support

• Added Tahoe OS support for Intel-based MacBooks in the Cloner tool.

WinCheck Enhancements

(WinCheck improvements included as part of the shared test framework)

• Added Audio Quality Test.

• Added numeric keypad support for file-based tests.

Bug Fixes

MacCheck Fixes

• MDM checks now behave correctly when custom MDM settings are enabled from the cloud.

• Resolved an issue where Erase and Restore Only would stop working if the app.config file was removed.

• Corrected a condition where overall device status showed Pass even if the MagSafe test failed.

• Fix applied for restores not fully erasing all partitions.

• Merged all required code fixes from development into the 1.2.0 release branch.

• Touch ID now launches automatically as expected.

• Fixed cases where devices showed MDM as OFF, but upon reboot displayed Remote Management.

• Corrected invalid erasure start and end time values being passed into the XML data.

WinCheck Fixes

• Updated Windows keyboard layout UI for better accuracy and clarity during the keyboard test.

• Corrected an issue where the Settings button on the Test Result screen did not function, preventing language changes.

• Improved UI behavior when switching app languages (including corrected pop-ups and language formatting).

• Resolved display issues on the Ports Test button when using Spanish or Japanese (ellipsis appearing incorrectly).

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MacCheck Version - 1.20.0
Released: October 10, 2025

Enhancements

Device Data & Detection

• Device color is now automatically fetched from the cloud and pre-selected.

• Improved color handling by aggregating colors by model for more accurate selection.

• Added handling for cases where M-Series MacBooks return an unknown CPU value.

• OEM parts detection expanded to include CPU, GPU, RAM, and Logic Board.

Testing & Workflow Improvements

• Manual test, pass, and fail options added to automated tests for better control when tests are missing or need manual confirmation.

• Added Tahoe OS support for M-Series devices in the Cloner tool.

Bug Fixes

Device Detection & Data Accuracy

• Restore SDK code refactored to improve stability and prevent restore-related issues.

• Empty MDM responses resolved.

• Corrected cases where “Working” status wasn’t shown even though tests had results.

• Fixed issue where devices showed “Erased: Yes” but start/end times were missing.

• Battery readings now display consistently and accurately.

• Genuine Status and OEM column now stay properly in sync.

• Fixed incorrect Japanese localization in the interface.

Restore & Testing Behavior

• Firmware-locked devices will no longer incorrectly receive a “Restore Complete” result or erasure certificate.

• Diagnostics app no longer gets stuck on the “Begin Test” screen.

• Restore background color now displays correctly when rerunning restores.

• C-type ports now pass automatically as expected on Tahoe OS 26.

• Touch ID automation fixed for 2019 Intel MacBooks running Tahoe OS internally.

UI & Labeling

• Fixed an issue where devices showed functional results in diagnostics but appeared as “Pending” on labels, with missing model/memory info on the UI.

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MacCheck Version - 1.19.0
Released: Sep 12, 2025

Enhancements

User Interface & Workflow

• Spanish language added to the app for broader accessibility.

• “See Details” button added to show more information when a restore fails.

• Speaker & Microphone Chirp Test flow improved for smoother testing.

• LPN field validation enhanced for Restore Only / Erase Only workflows.

• Fail buttons added for storage and other functional tests to allow manual marking if a test is missing.

• Splash screen duration optimized for faster app load.

• Manual print option added from the Mac Diagnostic screen for easier label printing.

• Build version now displayed in OTA feature for transparency.

• Cosmetics selected by testers can now appear on MacCheck labels.

Device Handling & Automation

• Automatically detects MacBook region to open the corresponding keyboard layout.

• Support added for processing devices under a new transaction for improved workflow.

Bug Fixes

Device Testing & Restore

• Touch ID enrollment screen no longer remains open after the test passes.

• macOS version now updates correctly in diagnostics.

• Resolved cases where only “Not Supported” tests in a Test Plan could prevent users from progressing.

• Macintosh partition name no longer changes incorrectly.

• Disk Model and Disk Type fields now correctly aligned.

• Magsafe charger test now detects and auto-passes properly.

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MacCheck Version - 1.18.0
Released: August 15, 2025
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Enhancements

User Interface & Workflow

• Improved UI for Webcam Test for a clearer, updated view.

• Audio Quality Test flow updated for better testing order and usability.

• Port numbers now displayed on the Test Result screen.

• Error messages updated when accounts are out of licenses.

• LPN field now required, with a character limit for consistency.

• Japanese language support added for all diagnostic tests.

• Year now considered when fetching MPN for devices.

• Password input dialog added for internal drives when using MacDiag app.

Connectivity & Cloud

• MacCheck now sends an event to the cloud every minute to maintain socket connection.

Bug Fixes

Device Testing & Restore

• Fixed devices failing to restore after testing.

• Restore completion now displays a more noticeable banner for user clarity.

• Build no longer gets stuck on the Display Test.

• Fixed internal driver usage causing restore failures in version 1.16.1.

User Interface & Usability

• Send Logs button now visible on 13-inch MacBook M-series displays.

• Cosmetics screen UI updated for better readability.

• Custom Grading & Shopfloor Grading UI updated.

• Group screen performance improved to match API response times.

• Users are now notified if the Get Customization API is not responding.

R&D / Advanced Testing

• Stress test added to verify fan functionality under load.

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