Microsoft has issued guidance to uninstall KB5074109 security update or switch to webmail after the patch caused Outlook Classic to freeze on Windows 11 systems.

Some users have reported that when they open MS Outlook, they receive an error message that Outlook is using an old copy of your Outlook data file (.ost). For some ...

Last week, Microsoft released a very important Defender update for new Windows 11 and 10 ISO image installations that deals with the widespread Lamma stealer. The security update was published right ...

Update KB5051987, released last week for Windows 11 24H2, was supposed to bring important security fixes and quality-of-life improvements. However, some users who installed the cumulative February ...

This post features solutions to fix this data file is associated with a mail account OST file error on Outlook. This error can occur when a user fails to delete an ...