Failed to upgrade to Wall of Sound 4.4 on ProTools (Windows)

If "The installation cannot be completed. Please check that you have quit your DAW." message appears during Wall of Sound update on ProTools DAW follow these steps: 

  • Ensure that ProTools is not running
  • Delete the "c:\Program Files\Common Files\Avid\Audio\Plug-Ins\Torpedo Wall Of Sound (x64).aaxplugin" folder
  • Retry to install Wall of Sound 4.4.0 (WoS 4.4.0 AAX 64bit, WoS 4.4.0 AAX 32bit)