> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.wellybox.com/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 does it mean that I have an email vendor mismatch?

When you have an email vendor mismatch, it means that the email address you are trying to use with WellyBox is not actually hosted by Microsoft or Google.