Microsoft has fixed a major bug preventing Microsoft 365 users from launching the classic Outlook email client on Windows ...

Several Outlook users have reported the error Cannot start Microsoft Outlook window, Invalid XML, which they encounter while trying to start Microsoft Outlook on ...

If when using Microsoft Outlook on your Windows PC, you receive a message – Cannot start Microsoft Outlook, The command line argument is not valid, Verify the switch you are using, then here are some ...

The software giant recently indicated that it had fixed an annoying bug preventing users from launching the classic Outlook email client.

If you cannot open Microsoft Outlook for some reason, it can make communicating with employees, clients or suppliers rather difficult in some cases. There are several reasons you may not be able to ...