Make sure your supposed friend remains off of your PC as they don’t have any regard for your internet presence.
Can you read the rules and quote the rule(s) you broke? Please do this in a new reply; don’t edit your appeal. If you do not know how to quote the rules, read the guide How to quote the rules.
If you do not identify the correct rule(s) you broke, or you are unsure which ones, I can clarify.