
2 Delete Unwanted Emails from the MailboxĪnother way to resolve this error is by deleting or removing any email stuck in your mailbox. If this is the case, deal with the internet issue before trying Outlook again. However, in a situation where you cannot access any website, then there is a problem with your internet connection.

If the website opens easily, then it means that this error is not because of your internet connection. Just go to your browser, type, and enter a website in your address bar. The first tip is to check your internet connection to see if it is accessible. The following tips will help you resolve the Outlook POP server timeout error 0x8004210a: 1 Check Your Internet Access 8 Tips to Resolve Outlook POP Server Timeout Error 0x8004210A

Click the link to know 11 Tips to Fix Outlook Error Cannot Connect to Server.
