Please use the following link (under "Manage Print Apps" to cancel/remove it:
You may also get this:
My Print Apps
To view and manage print apps for your printer, use the display on the printer itself. This website cannot manage print apps for your printer. In this case, you have to cancel from your printer.
Please also try this (if the above mothod did not help):
**Click the KUDOS thumb up on the left to say 'Thanks'**
Make it easier for other people to find solutions by marking a Reply 'Accept as Solution' if it solves your problem.