Repairing Blizzard Games

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Corrupted and damaged game files can create a wide variety of problems and errors. To fix these issues, use the Repair Tool.

Battle.net app

  1. Open the Battle.net desktop app.
  2. Click the icon of the game you are trying to repair.
  3. Click the Options menu. Select Scan and Repair.
  4. Click Begin Scan.
  5. Wait for the repair to finish. 

Classic Launcher

  1. When the game launcher is open click Help on the launcher menu bar (system menu bar for Mac OS X).
  2. Select Repair Tool from the dropdown menu. 
  3. The launcher progress bar will turn blue to show the repair progress. 
  4. Wait for the repair to finish. 

Note: If your game launcher is missing from the game directory, download a new setup file, click Save, then Run the file to replace your launcher.

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