**[how to fix address not found gmail](https://www.emailsupport.us/blog/gmail-address-not-found/)** it means your email can’t be delivered because the recipient’s address is incorrect, inactive, or blocked. This guide explains how to fix Address Not Found in Gmail by helping you verify the email spelling, check domain issues, review SMTP/IMAP settings, and identify common delivery failures. Learn step-by-step troubleshooting methods to resolve Gmail bounce-back errors and ensure your emails reach the right inbox without interruptions.