|Reboot just means restart so maybe you meant factory restore. Usually there are easier ways to removing a firewall (if that is necessary). Do you mean the Windows firewall or a third party one?|
"I need a username and password but when I put one in they say it doesn't work "
What process needs a username and password, and who are they?
Tell us step by step about your issue and what you are trying to do - I'm afraid your post is just a jumble of words in one long sentence.
Always pop back and let us know the outcome - thanks