Topic: common outlook errors explained

If the error occurs during Office account sign-in help a Windows update, the Windows Troubleshooter can help identify and fix the problem. ...

First, double-check that you’re using the right Microsoft 365 account. Lots of people have more than one—maybe a personal Microsoft account plus a work or school one. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. If you encounter this error – Sorry, we are having temporary server issues, then chances are that the issue lies at Microsoft’s end. After you fix the GUID problem, Windows should link the account and Office 365 properly...

Read how to Add your Outlook.com account to another mail app. If you're still unable to send or receive email, read how to Fix Outlook.com email sync issues. We are aware that some users may not be able to receive email from Gmail accounts. This is a limited experiment for a sample of customers. ...

Follow the Microsoft support article here Repair Outlook Data Files (.pst and .ost) (microsoft.com) in order to repair your Outlook data files. To repair the entire Office suite, see Office account sign-in help the top of this article for instructions. Whether Microsoft Office 365 won’t open, or you're facing persistent Microsoft 365 sign-in problems, our experts are here to help. If the provided recommendations don’t help you resolve the issues or you want to send Office 365 complaints, cal...

Must open Outlook with the administrative privileges (Run as Admin). To work around the issue, you will need to end all Office processes that are running and disable the presence features. Restart the Outlook application and check if the issue persists. ...