Method 1: Move window with keyboard shortcuts
Sometimes when using two monitors and going from 2 to 1 the Options Window might be rendered on the nonexistent screen. If this happens you can try the following:
Select Tools ▶ Options from the main menu, wait 3 seconds to ensure the display will be rendered.
Hit Alt + Space, then press M for move. Now you can use the arrow keys to move the virtualized window onto your main screen. If your secondary screen is normally to the right use the left arrow if it is to the left use the right arrow.
Method 2: Delete the api.properties file
If you weren't using multiple monitors or method 1 didn't work for you, try deleting the api.properties file:
- Mac OSX:
On Windows, the AppData folder is usually hidden by default.