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Release date: 18 June 2026

Release notes Master Packager Suite 26.3.9665

Tasks​

Master Packager Toolbox​

  • Master Packager Toolbox Add validation for version field for Patch My PC upload. MPDEV-2921

Master Repackager​

  • Master Repackager Update MSIX asset logo generation sizes and naming. MPDEV-2929
  • Master Repackager Improve performance when opening captured file tree for the first time. MPDEV-2962
  • Master Repackager Improve performance when capturing snapshots. MPDEV-2963
  • Master Repackager Reduce size of the captured snapshots. MPDEV-2965

Master Wrapper​

  • Master Wrapper Improve processes to close editing. MPDEV-2757

New Processes to close view in Master Wrapper

New Processes to close view changes visible in Script editor in Master Wrapper

  • Master Wrapper Allow detection method text to be copied. MPDEV-2900
  • Master Wrapper Update PowerShellEditorServices to 4.5.0. MPDEV-2920
  • Master Wrapper Format AppScriptDate according to ISO8601. MPDEV-2975
  • Master Wrapper Add ability to manually switch predefined detection registry key between HKLM and HKCU. MPDEV-2995

Button to change detection method to HKCU.

Master Packager Suite​

  • "Master Packager" product and installer name changed to "Master Packager Suite".
  • Master Packager Suite Update WinAppSDK to latest 2.1 version. MPDEV-3005
  • Master Packager Suite Change Trusted Signing -> Azure Artifact Signing. MPDEV-2994

Azure Artifact Signing naming throughout Master Packager Suite apps

  • Master Packager Suite Update deprecated Microsoft.Trusted.Signing.Client to Microsoft.ArtifactSigning.Client. MPDEV-2996
  • Master Packager Suite Update EULA. MPDEV-3007

Bugs fixed​

Master Packager​

  • Master Packager UI does not automatically scroll to reveal the newly added folder when a new folder is created in the file editor. MPDEV-2914
  • Master Packager UI does not automatically scroll to reveal the newly added folder when a new folder is created in the registry editor. MPDEV-2915

Master Packager Toolbox​

  • Master Packager Toolbox Unable to log in to PMPC with another account after a previous login attempt using an account that has no access to any PMPC companies. MPDEV-2930
  • Master Packager Toolbox PSADT uninstall command line under installed app resolved incorrectly in some cases. MPDEV-3014

Master Repackager​

  • Master Repackager UI does not automatically scroll to reveal the newly added folder when a new folder is created in the captured file manager. MPDEV-2913

Master Wrapper​

  • Master Wrapper Changing value in any of the number boxes should not require user to press Enter to accept updated value. MPDEV-2916
  • Master Wrapper Minimize windows option gets automatically enabled when disabling and re-enabling welcome window in pre-actions. MPDEV-2918
  • Master Wrapper Script editor is disabled when editing script detection rule. MPDEV-2924
  • Master Wrapper Error when saving a project that just had script detection rule added or edited. MPDEV-2926
  • Master Wrapper Detection script content in editing dialog is not reset after detection rule is removed. MPDEV-2927
  • Master Wrapper Invoke-AppDeployToolkit.exe is not replaced during project upgrade. MPDEV-2988
  • Master Wrapper DeployAppScriptVersion is not set to latest version during project upgrade. MPDEV-2990
  • Master Wrapper Latest available project version displayed incorrectly for PSADT 3.x.x packages when clicking on PSADT project warning in title bar. MPDEV-2992
  • Master Wrapper Digital signing fails if toolkit files are set to read-only. MPDEV-3001

Known issues​

Master Packager Toolbox​

  • Cannot export logos from installed apps. Fix available in Master Packager Suite 26.3.9672.