You may encounter error “0x8500201d something went wrong” in windows 10 Mail app while syncing emails Close all the applications and apps. Launch Store app. Click on small icon next to Search box. Click on your Microsoft account and click on Sign Out. Now click again on small icon next to Search box. Login in to your Microsoft again. Restart the computer now. Please check if the 0x8500201d Something went wrong has been fixed.