Select the Allow apps to access my calendar checkbox.Go to the Start menu and open the Settings app.To solve a problem in which the Windows 10 Mail app does not send or receive emails Problems with the Mail App are common, but as usual, we have the juice on how to solve them so you don’t go crazy. According to users, the Mail app seems to crash as soon as users try to launch it. A common reason is that it also happens when you can’t start the Mail app.After disabling the location service of the Mail app, the problem should be completely resolved. To solve this problem, you need to prevent Mail and Calendar from accessing your location. According to them, the problem was caused by the location service. Many users have reported that the mail app is not working on their computers.Why can’t the Windows 10 Mail app send or receive mail? How do I update the Mail App in Windows 10?.Why doesn’t my mail work in Windows 10?.To solve a problem in which the Windows 10 Mail app does not send or receive emails.Why can’t the Windows 10 Mail app send or receive mail?.