Firstly, you need to press Windows key + R, type wsreset.exe, and hit Enter.Finally, you have to restart the system.Now, if any new app updates are found, you need to select to install the ones for Mail and Calendar app.Then, you need to open Downloads and Updates option and click Check for Updates button.You have to open Windows Store and click on your account profile image.At last, you need to click Apply and OK to save the changes.After that, you have to set Startup type to Automatic.Now, you need to double-click it and open Properties.Then, you have to click on the Services option and find Windows Update service.You need to press Windows key and type services.Related Guides: How to Fix Messenger Error Code 80048416 on Windows? Enable Windows Updates