We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

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

thunderbird e-mail stopped working since update to version 78 (No e-mails coming in and none being able to send

  • 1 ŋuɖoɖo
  • 1 masɔmasɔ sia le esi
  • 34 views
  • Nuɖoɖo mlɔetɔ sfhowes

more options

Error message comes up

An error occured while sending mail unable to establish a secure link with out going server (SMTP) smtp-mail.outlook.com using STARTTLS since it doesent advertize that feature switch off STARTTLS for that server or contact service provider

Error message comes up An error occured while sending mail unable to establish a secure link with out going server (SMTP) smtp-mail.outlook.com using STARTTLS since it doesent advertize that feature switch off STARTTLS for that server or contact service provider

All Replies (1)

more options

The outlook.com smtp server does support SATRTTLS on port 587, so do you have some other program scanning secure connections, e.g. Avast, or are you connecting through a VPN?