I think someone else is using my Google Account.
If you're not receiving the password-assistance email, check our troubleshooting tips.
If you don’t know your password, you can try using the recovery options on our password assistance page. If you find that you no longer have access to your recovery options, you can click the link underneath the list of options to fill out our account recovery form.
Kaley is on the Accounts support team and author of this help page. Please leave suggestions below on how to improve her article.