Hello, notify the various other ways for the messaging interface has returned an unknown error along with its various steps too and brief about it as well in details only for guidance too and thanks a lot
Hey, the messaging interface has returned an unknown error can be solved by following the below steps one after the other:
If Microsoft Office Outlook doesn’t start because of that error, restart the computer then try again. If this doesn’t work, try to uninstall and reinstall Microsoft Office Outlook. If you have the entire Microsoft Office suite installed, click “Start”, “Control Panel” then “Programs and Features”. If you don’t see this, set the view to “Small icons” on the upper right corner of the screen.
On the next screen, scroll down and right-click “Microsoft Office” then select “Change”. On the next screen, make sure “Add or Remove Features” is selected then click “Continue”. In “Installation Options” screen, right-click “Microsoft Outlook” and select “Not Available”. Click “Continue” then follow the instructions. Restart the computer then repeat the same steps until you reach the “Installation Options” screen.
Now, right-click “Microsoft Outlook” again and select “Run from My Computer”. Click “Continue” then wait until it is complete. See if this works.
