microsoft outlook mac not connecting to server

Outlook error 421 can be fixed by reconfiguring the SMTP settings.

Hopefully the video has solved your generic audio service detected issue, but if not, no worries, below are some other solutions we prepared for you: 1 Reconfigure SMTP settings How To Fix '421 Cannot Connect To SMTP Server in Outlook' Issue?įirst of all, Let's start with a video we curated for you, which covers the most common reasons that cause Outlook cannot connect to SMTP server, and how to fix them accordingly. VPN connection interference also triggers the error 421.Automated blocked traffic on port 25 or 26 to prevent users from spam networks.However, 3rd party firewalls and anti-viruses block connections to some IP ranges to protect users from spam Issues related to Firewalls don't come up with built-in Windows firewalls.Configuration mistakes in Outlook settings are the most common reason, but this happens only when there's a recent or new configuration of an email account.Error 421'Ĭommon reasons for this critical Outlook error 421 are: 'An unknown error has occurred: Server error 421'.'server responded 421 cannot connect to SMTP server'.SMTP error 421 may display in formats like: It may also occur once you have crossed a restricted limit on the email account. This error occurs for temporary problems while sending and receiving emails on the server. The error is to be resolved on time or may cause great inconvenience as it stops and locks all the activities related to your email account. Outlook Error 421 is a common critical SMTP error that hampers transmissions of emails. Part 2: How To Fix '421 Cannot Connect To SMTP Server in Outlook' Issue?.And check email server started working.ĭid these tips help to fix Microsoft Outlook Error 0x800CCC0E? let us know which option worked for you.

And make sure Use same settings as my incoming mail server radio button selected.Īfter configuring outgoing server move to the advanced tab and change outlook server port number to 587.Ĭlick on the OK button to apply the settings, and allow on-screen instructions to finish the configuration process.

Here on the Internet E-mail settings window, Move to Outgoing Server tab, select the checkbox ‘My outgoing server(SMTP) requires authentication.

Microsoft outlook mac not connecting to server