Mail App Won’t Open Windows 10

The Mail app in Windows 10 is an excellent addition that allows you to configure your email accounts and have access to them. But, if the Mail email client is not opening, then perform any of the Mail app won’t open Windows 10 troubleshooting methods given on this page.

Method 1: Check Privacy Settings

  • Step 1: Click the Windows icon seen on the bottom left corner of the computer.
  • Step 2: Click the Settings icon, navigate to the Privacy option, select Calendar from the left pane, and click the slider to enable the Calendar option.
  • Step 3: Just below the option, choose the apps that can have access to the Calendar.

Method 2: Update Windows

  • Step 1: Open the Settings window and select the Update & Security option.
  • Step 2: Click the Check for Updates button.
  • Step 3: Once the update is done, you can go ahead and reboot the computer.
  • Step 4: Try opening the Mail app and see if you are relieved from the startup issue.

Method 3: Disable Sync Settings

There are chances that the Mail app will now function if the Sync option is enabled on your Windows 10 computer. You can disable the Sync option from the Settings for resolving this Mail app won’t open Windows 10 issue.

  • Step 1: In the Settings window, click the Accounts option.
  • Step 2: On the left pane, select the option Sync your settings.
  • Step 3: Click the slider for the option Sync Settings to disable it.

Method 4: Change Locale Settings

  • Step 1: Open the Control Panel window on your computer and click the Region option.
  • Step 2: Click the Location tab, and under the Home Location drop-down option, select your country of residence and click the OK button.
  • Step 3: Click the Administrative tab next to the Location tab and click the button Change System Locale.
  • Step 4: Choose the country from the System Locale drop-down step and click the OK button.
  • Step 5: Click the Apply button and then click the OK button.

Method 5: Reinstall Mail App

  • Step 1: If you find out the Mail app is not working at any cost, the best way to resolve the Mail app won’t open Windows 10 issue is by removing the Mail app and reinstalling it all over again.
  • Step 2: Ensure you are logged in to your Windows 10 computer as an administrator.
  • Step 3: Launch the PowerShell window on the computer.
  • Step 4: Enter the command get-appxpackage *microsoft.windowscommunicationsapps* | remove-appxpackage and press the Enter button.
  • Step 5: Once the command is executed, the Mail app will be removed from the computer.
  • Step 6: Now to reinstall the Windows mail app, enter the following command: Get-AppxPackage -AllUsers| Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)AppXManifest.xml”}.

Method 6: Disable The Internet Connection

  • Step 1: If you are still not able to access the Windows Mail app, you have one final solution. The simple way to resolve the issue is by disabling the internet connection.
  • Step 2: Turn off your wireless router and disconnect the cable from the power source.
  • Step 3: Let it be off for at least 30 seconds and then turn it back on.
  • Step 4: Connect your computer to the internet and check if the Mail app won’t open Windows 10 issue has been fixed.
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