App from USB always shows verifying app dialog I have a USB drive, and I decided to transfer a few apps from my Mac to the USB that took up a lot of space. Now every time I launch an app from the USB, it always shows the verifying dialog.



Is there a way to prevent this?
Check the box 


  Don't warn me when opening applications on this disk image


and then hit open. Note that I don't know how to revert this change.