Select the "Change mailbox sync settings" option.Now, select the email account you want to edit.Open the Mail application and opt for the "Settings" icon.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.
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?.