Re: I am trying to update my router R6220 but my password doesn’t work. I am really sure that is my
If* you setup password recovery you can hit cancel or get the wrong password 4x it'll go to password recovery. If you didn't set that up and don't know the password, to get back in, you'll need to reset it back to factory defaults. Push and hold reset for 7-15 seconds while powered up. The lights should change when held long enough. That'll get you back to factory and you'll need to reinstall the router.
factory defaults are: