Microsoft confirms a server-side bug broke Store-based app activation, affecting apps like Notepad with 0x803F8001 error.

Windows 11’s latest update drama: KB5074109 breaks things, and the uninstall process breaks too.

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

Microsoft has issued guidance to uninstall KB5074109 security update or switch to webmail after the patch caused Outlook ...

Microsoft said Thursday that it was working to resolve technical issues that were getting in the way of people sending and receiving email messages in its Outlook application.

The incident left businesses across North America staring at error messages instead of their essential work tools.

Microsoft confirmed a coding error causes Outlook mobile to crash or freeze when launched on iPad devices. The company released a fix, though it may take ...

Microsoft confirmed today that Outlook mobile may crash or freeze when launched on iPad devices due to a coding error.

What is Microsoft 365 451 4.3.2 Temporary Server Error and how to fix it? Microsoft 365 faced outages affecting Outlook, ...

Microsoft's January 2026 security update has broken Windows 11 apps like Notepad and Snipping Tool, introducing dual bugs ...

Yahoo and AOL services are down amid a major outage, with users seeing “Too Many Requests” errors and Yahoo Mail affected the ...