You can update in numerous way. Start by getting your hands on any version of Outlook On Desktop, and visit the menu once the software is installed. Click the option that says, “Check for Updates,” and update your program that way. You may also visit the official Outlook On Desktop website and download the most modern version, but this is more difficult than simply checking for updates via the software itself.

Problems such as these occur when Outlook is running in the background. Press CRTL ALT DELETE and open use your app manager to stop Outlook from running before trying to continue.

After restarting your computer and checking for viruses, you need to backtrack and consider what you did differently before your version on Outlook On Desktop stopped being able to send emails. Did you change a setting on your email account, and are you receiving any error messages that you can enter into Google