Windows 11 KB5078127 is an 'out-of-band' patch to fix an issue that broke Outlook Classic (POP, PST) after January 2026 Patch ...

When using the old version of the mail and calendar app, users will see a GIF animation pop-up window. The window will prompt the user to switch to the new version of Outlook. Users can click the ...

If you cannot find the Outlook Calendar or are facing problems with it, you can use the Outlook Calendar Check Troubleshooter to fix Calendar issues on a Windows 11/10 computer. This troubleshooter ...

Users need to have an active internet connection to be able to use the new Win11 Outlook version. If there is no internet connection, the new version will not work. However, there are some features of ...