Bug fixes, new features, and performance enhancements are released regularly. As @ode2joy ​ said, clearing out the user’s profile usually works, which is a more thorough procedure than just deleting .nst and .ost files. To determine whether this problem is caused by a corrupted user profile, create a user profile to see whether the problem still occurs when you use the new profile. When you start Windows normally, several applications and services start automatically and then run in the background. A Selective Startup or “clean boot” process can help you identify problems that are caused by application conflict

Further, start the application again to check if the error has been fixed. On June 25th, 2019, the Outlook Team made a change to the service to fix this issue. If you are still seeing this issue, restart Outlook a couple of times so it can pick up the service change. Besides this, if you are using any anti-virus software, keep them temporarily shut dow

If these steps didn’t work, or you have other account sign in issues, use our Sign-in helper tool. You can only do this if your admin has given you permission to update your password in Microsoft 365. If none of these options help and you still can’t remember your Microsoft account, see When you can’t sign in to your Microsoft account for additional things to try. Find solutions to common problems or get help from a support agen

Though I have a great time on DuckDuckGo I would have to say that the best search engine by far is Google. Once you’re there, it’s pretty clear where to type your subject of interest. You don’t ever have to worry about punctuation or even spelling