Hello, I have a used router that I bought to study for my exams When I console to the router it gives me a password (after the router checkup) which I don't know. How do I get rid of that? Is there anything like "format" on this router? Any help is n...

Hello, I have a used router that I bought to study for my exams When I console to the router it gives me a password (after the router checkup) which I don't know. How do I get rid of that? Is there anything like "format" on this router? Any help is...