Uninstall and Reinstall QtSDK on Mac system

  1. sudo QtSDK/SDKMaintenanceTool.app/Contents/MacOS/SDKMaintenanceTool
  2. The tool’s dialog window will show up. In the dialog window select “Remove all components”.
  3. click “Continue” button. Qt SDK will be uninstalled and QtSDK directory will be removed.
  4. run QtSDK installer if reinstallation is needed.
  5. in the installation dialog window, make sure to check the box “Remove the old Qt Creator’s setting”.
  6. continue to finish the installation.