How to fix address not found gmail it usually means the recipient’s email address doesn’t exist, is misspelled, or their domain has issues. This can also happen due to incorrect DNS settings or a temporary server problem. Double-check the email address, verify the domain, and try again. If the problem persists, ensure your account settings are correct and contact the recipient to con... https://www.emailsupport.us/blog/gmail-address-not-found/