Pro Tools 12.8.3 released. Now compatible with High Sierra 10.13.2

Pro Tools 12.8.3 released. Now compatible with High Sierra 10.13.2

Dec 28, 2017 - 11:53


Avid Video Engine support For Another Codec

Pro Tools 12.8.3 also adds video engine support for XAVC Long GOP files and 1080p50 project types to help you integrate with more post workflows.

End Of Windows 7 Support

Pro Tools 12.8.3 is the last release that will support Windows 7; releases after 12.8.3 will not be tested on Windows 7, and any new bugs that are Windows 7-specific will not be fixed. Please upgrade to Windows 10 before updating to Pro Tools versions past 12.8.3.

12.8.3 Release Notes

Bug Fixes

UI Errors and Performance

  • Fixed several issues with sluggish scrolling in the Edit Window (PT-233793, PT-234302)
  • It is no longer impossible to put Pro Tools windows into full-screen mode on macOS (PT-224376)
  • Fixed an issue that caused the System Preferences window to appear blank in some  cases when switching to System Preferences from Pro Tools (PT-230592)
  • Improved performance of rapid zoom level changes using the "r" and "t" command focus shortcuts (PT-236029)
  • Improved smoothness of continuous timeline scrolling and visible counters during playback (PT-233894)
  • Improved the speed of showing and hiding tracks (PT-235182)
  • Fixed an issue that could cause the cursor icon to reflect the wrong edit tool in some cases (PT-234418)
  • Fixed an issue that could cause the Edit window to turn white (PT-233578)
  • Fixed an issue that allowed Tracks to be dragged between playlists of a track in Playlists view (PT-236027)
  • The correct multi-mono linking controls are now displayed in multi-mono plug-in window headers when such a plug-in is instantiated following a mono to stereo format converting plug-in (PT-235434)
  • Fixed a UI issue that occurred in the Channel Strip plug-in when collapsing or expanding any of its processing tabs (PT-235721)
  • Fixed a case where the Delay Compensation indicator in the edit window failed to update after turning off Delay Compensation in the options menu (PT-235245)


  • Corrected the video sync offset for all non 29.97 based frame rates when using video hardware (UME-1365)
  • The video window no longer stays on top when toggling between applications on Mac OS (UME-1363)
  • Fixed a window ordering inconsistency when placing other floating windows on top of the video window on Mac OS (UME-1362)
  • Sending the wrong reference rate to video hardware will no longer put the video engine into a bad state (UME-1361)
  • The "Play Start Latency" Preference is now saved with the system, instead of the session (PT-216084)
  • Importing two videos that are copies of each other will now play (UME-1381)
  • Fixed an issue where MXF's generated from 3rd parties would display a black video window and no thumbnails (UME-1360)
  • Existing files are now shown in the Bounce to Disk destination folder on Windows OS's (PT-233125)
  • Fixed an issue that caused steep pan automation to play back incorrectly on tick-based tracks (PT-220728)
  • Fixed an issue that caused automation to be recorded incorrectly on VCAs that were controlled by other VCAs (PT-212202)
  • Fixed a crash that could occur while writing VCA automation in large sessions (PT-223713)
  • Fixed an issue that could cause switching auto-height automation modes for 7.1.2 and Atmos Object panning to fail to add height to the signal (PT-235630)

Workspace and Relinking

  • Tags input predictive search and typing to add Tags to audio files is no longer broken (PT-235340)
  • Fixed some cases when upon session open, Pro Tools could link to the wrong file audio file based only on its name and path (PT-235564, PT-233896)
  • Fixed an issue with manual relinking where files with duplicate names but differing metadata could appear identically in the "Select Files to Relink" pane of the Relink dialog (PT-234059)
  • Improved launch time for Pro Tools when the workspace database file is extremely large (PT-233544)


  • Fixed an issue where cutting or deleting a MIDI clip in clips or blocks view may leave notes behind (PT-235371)
  • SysEx events are no longer missing from the MIDI Event List (PT-235483)
  • Fixed an issue where notes in MIDI clips created using the Separate on Grid command may not copy and paste, duplicate, or repeat correctly when edited (PT-230167)
  • Using the "=" key on the numeric keypad for shortcuts to open the MIDI Editor, Score Editor, and MIDI Event list no longer fails (PT-208307)

Plug-ins and AudioSuite

  • AudioSuite processing of clips no longer unexpectedly changes the clip color and mute status (PT-219927)
  • Fixed an issue where a "No Audio was Selected" error may occur unexpectedly when clicking in the timeline while previewing AudioSuite changes (PT-235176)
  • The Gain and Normalize AudioSuite plug-in windows now support plug-in settings presets (PT-206061)
  • Fixed an issue where the Time Adjuster plug-in did not correctly delay compensate for its offset value (AAX-1535)
  • Presets are no longer out of order for AIR Virtual Instrument plug-ins (PT-234827)


  • Fixed an issue that prevented audio files created by Pro Tools from displaying timecode correctly in Dolby Media Meter (PT-236035)
  • Fixed an issue where the Quantize to Grid command did not apply on the first execution of the command (PT-236095)
  • Fixed an issue in sessions with more than 26 groups that could cause groups to lose their color if tracks were deleted (PT-225353)
  • Low Latency Monitoring no longer fails to work on surround format inputs (PT-207613)
  • Fixed an issue where exporting to Interplay and setting the Media Destination to Same as Source could export files to the incorrect workspace (PT-233284)
  • Fixed a crash that was frequently submitted to the crash log server that could occur when closing sessions (PT-235084)
  • Fixed a crash when expanding matched Field Recorder Channels to new tracks when the Field Recorder Guide Track has a send with Follow Main Pan turned on (PT-226516)
  • Fixed a crash that could occur when auditioning a playlist in playlist view if it contained a multi-channel clip made up of combined mono clips of different lengths (PT-233140, PT-234253)
  • Fixed a crash that could occur after importing multiple clip groups (PT-217499)
  • Silent installation of Pro Tools on macOS no longer fails to generate all directories and files needed (RELENG-2123)



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