There's a cancel button on the progress box during the check, but it's grayed out, preventing you from actually canceling the operation. So if it's started accidentally with the wrong settings, you have to wait for it to finish, change the settings, then run it again.
There's a cancel button on the progress box during the check, but it's grayed out, preventing you from actually canceling the operation. So if it's started accidentally with the wrong settings, you have to wait for it to finish, change the settings, then run it again.