When you use the cell phone camera for scanning if there is no scanners... copy the image file to PC and get rid of the border ... Whoa ... less ... Don't waste any more time.
The number of steps "ID scanners" will have less.
You need only to select an area of ID in the image and save it! Wow ~~! In fact, the scanner will be scanned as A4 size! o (> ▽ <) o