This tutorial explains what is error 1001 in Outlook and how can we fix it. Read this article till the end and learn how to fix Outlook error 1001 something went wrong.
What is Outlook Error 1001 Something Went Wrong?
This error appears when the users try to log in to the Microsoft 365 desktop applications. It is a sign-in error that will prevent users from accessing the service. It indicates an issue with the sign-in process in Outlook applications.
The main cause of error code 1001 is security software impacting the WAM plug-in. The other cause is user profile management issues. There are various others factors responsible for this error including internet connectivity problems, outdated software, and corrupted app files.
How to Fix Outlook Error 1001 Something Went Wrong?
There are some effective ways to solve error 1001 in Outlook.
- Close all Microsoft applications and restart Outlook.
- Go to AppData folder and navigate to Microsoft. Cut OneAuth and IdentityCache folders out of the Microsoft folder and relaunch Outlook to check error is solved or not.
- Modify your Registry by deleting everything from the Identities key and then start Outlook again to check whether the error is resolved or not.
- Reinstall Windows default apps and components.
- Check the application is up to date and there are no pending updates.
- Ensure users have the necessary permissions to run the Outlook application properly.
If none of the above solutions work, consider contacting Microsoft customer support for further assistance.