I see that it is possible but I'm not able to find out how to change my profile name because it was a TYPO?

This is not the place to contact Rover Customer Support. There is a phone number ([Edit: Rover’s contact options have changed. Visit the Rover Help Center at https://support.rover.com/ to find the phone number, help articles, or chat with the team]) or a webmail capability found in the Help section.

https://support.rover.com/hc/en-us/re...