The Blizzard desktop app no longer supports compatibility mode for Windows XP or Windows Vista. Follow these steps to disable compatibility mode.

  1. Navigate to your Blizzard App install directory (Default: C:\Program Files (x86)\Blizzard App).
  2. Right-click and select Properties.
    Note: If you need to disable compatibility mode on a game file, select Show in Explorer from the Options menu and open the game folder to find the file you need to modify.
  3. Select the Compatibility tab.
  4. Uncheck Run this program in compatibility mode for:.
  5. Click Apply then OK.