Microsoft reported issues with sending and receiving email messages through Outlook, searching in OneDrive and creating chats ...
Microsoft confirmed that the KB5074109 January Windows 11 security update causes the classic Outlook desktop client to freeze ...
XDA Developers on MSN
Windows 11's January update is causing chaos with Outlook, and there's no fix yet
There are workarounds, though.
If Share Contacts is not working, missing, or grayed out in MS Outlook, ask the owner to give you permission, delete Outlook cache, ask the administrator to remove restrictions.
Microsoft admits that “Classic Outlook profiles with POP accounts and PSTs hang after Windows updates on January 13, 2026.” If you’re affected, you need to await a fix. “The Windows Team will be ...
If your Outlook Classic freezes or hangs when you use POP accounts or deal with PST files, you'll need to remove Windows 11 ...
Windows 11 Patch Tuesday updates for 24H2 and 25H2 reportedly break classic Outlook, causing freezes, hangs, and lost email ...
Windows 11 KB5078127 is an 'out-of-band' patch to fix an issue that broke Outlook Classic (POP, PST) after January 2026 Patch ...
Windows 11 KB5074109 causes Outlook freezing for POP accounts. Microsoft confirms the issue and investigates a permanent fix.
Are your Outlook notifications not working at this time? This problem can be caused by a number of things so if you don’t know where to start looking for an answer, this troubleshooting guide can help ...
You may experience occasional glitches with your Outlook search option, a common error being the search indexing is not working on Outlook. In this post, we will be ...
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