# [phone] Gmail SMTP not working 2023

If you're having trouble with the Gmail SMTP server not working,**[phone]** here are some steps you can take to try and resolve the issue:

**Check your internet connection:** Make sure that your internet connection is stable and working properly.

**Verify your SMTP settings:** Double-check your SMTP settings in your email client or app. Make sure that the SMTP server address, port number, username, and password are correct.

**Enable Less Secure Apps:** Gmail has tightened its security settings, so make sure that you have enabled Less Secure Apps on your Gmail account to allow external access.

**Disable antivirus or firewall:** Disable any antivirus or firewall that might be blocking the SMTP connection.

**Try a different port number:** If you are unable to send emails, try using a different port number. By default, SMTP uses port number 25. But, you can try port number 587 or 465 instead.

**Try another email client or app:** If the issue persists, try using a different email client or app to see if the problem is with your email client.

**Contact Gmail support:** If none of the above steps work, contact Gmail support for **[phone]** assistance.

By following these steps, you should be able to resolve the issue of the Gmail SMTP server not working.