This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Avatar for Username

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

This thread was archived. Please ask a new question if you need help.

cannot dowload emails

  • 1 reply
  • 3 have this problem
  • 2 views
  • Last reply by Toad-Hall

timothy.hunter
timothy.hunter
more options

Cannot download new emails into my inbox. Error code coming up "Authentication failure while connecting to server imap.gmail.com

Cannot download new emails into my inbox. Error code coming up "Authentication failure while connecting to server imap.gmail.com

All Replies (1)

Toad-Hall
Toad-Hall
  • Top 25 Contributor
more options

What 'Authentication Method' are you using in the imap mail account? 'Normal Password or OAuth2?

If Normal Password: Gmail may be deliberately blocking the account. Logon to webmail account via browser and make sure 'less secure apps' is selected.

Then restart Thunderbird.