> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.temp-number.org/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# What to do if registered account was used before by someone else?

These cases are very rare, and we are working hard with our suppliers to eliminate this issue. 

Please report these numbers to us via the `Need help` feature, and we'll try to help with this issue as soon as possible.