What is Microsoft 365 451 4.3.2 Temporary Server Error and how to fix it? Microsoft 365 faced outages affecting Outlook, Teams, Defender, and Purview. Users reported over 11,000 issues. The error indicates server-side problems.

The first big Windows update of 2026 has bugs: Outlook freezes, app errors, and how to fix them

Microsoft 365 services including Outlook, Microsoft Defender and Microsoft Purview were impacted on Thursday, with the company issuing an update on the matter.

If your Outlook Classic freezes or hangs when you use POP accounts or deal with PST files, you'll need to remove Windows 11 KB5074109.

You can do plenty of things on Outlook, including some you probably didn’t even know about. But every user will encounter the most common Outlook problems sooner or later since no app is perfect. The good news is that there are solutions to these common ...

Some Outlook users have reported experiencing the Out of memory or system resources error on Windows 11/10. Outlook crashes and closes as this error is triggered. The ...

Microsoft Outlook comes in two varieties: there's the Outlook.com email service and the Outlook inbox software. In the case of the latter product, you may run into a ...

Microsoft Outlook is a personal information manager for emails, calendars, and contacts. Outlook emails may contain crucial information, such as meeting schedules and contacts, so it is wise to back them up. You can do so by creating an archive. While ...

If you’re stuck at The message cannot be sent right now Outlook error, make sure you’re properly connected to the internet. If not, reset your router and try sending the email after a while. Also, temporarily disable your security software and see if ...