How to clear your Microsoft Outlook cache on a PC and keep the email client running efficiently

You can clear your Microsoft Outlook cache to help troubleshoot some of Outlook's performance issues.
USA Today

Microsoft Outlook working normal following widespread outage

Microsoft Outlook is back up and running after users reported not being able to log into their accounts on Thursday, July 10. The Microsoft service status page says that Outlook is up and running. On ...

Did Microsoft go down? The MS 365, Teams, Outlook, and Azure outage explained.

An Azure issue on Thursday led to widespread outages for Microsoft 365 users, affecting apps like Teams and Outlook.
Bleeping Computer

Microsoft working on fix for ongoing Outlook email issues

Microsoft is working to resolve an Exchange Online issue causing email access problems for Outlook mobile users who use Hybrid Modern Authentication (HMA). HMA is a Microsoft Exchange Server feature ...

How to turn on dark mode in Microsoft Outlook to change your display and reduce eye strain

To turn on dark mode in Outlook, click the File tab, choose Office Account, and set the Office Theme to black.