Microsoft has had to issue two out-of-band updates to fix its buggy Windows 11 patch.

If your Outlook is refusing to launch or crashing at random, you might want to check for this unscheduled update.

Microsoft has released another emergency Windows 11 update after a January patch triggered widespread app crashes, Outlook failures, and cloud sync issues, forcing the company into rare back to back ...

Microsoft has released KB5078127, its second emergency Windows 11 patch in seven days, fixing Outlook crashes and OneDrive ...

Microsoft releases an urgent Windows 11 update to fix Outlook crashes caused by the January 2026 security patch and cloud ...

Shipping an update that fixes some bugs but creates new ones is raising serious questions about Microsoft's quality control, or lack thereof.