Windows 10 bundles tons of default apps, including the Mail app, which is the best experience to manage your email accounts. However, as most of Microsoft products these days, the Mail app is offered as a service, which means that it’s always considered a work in progress, which also means that throughout the life of the app you’re likely to come across some issues.

A lot of users often complain about emails not syncing, the Mail app not opening, problems adding new email accounts, and certain settings not working, and much more. While many times the root of the problem could be related to account settings, almost always it’s an issue that can be resolved by resetting Mail app on Windows 10.

RESET THE MAIL APP
1. Open Settings.
2. Click on Apps.
3. Click on Apps & features.
4. Select the Mail and Calendar app from the list.
5. Click the Advanced options link.
6. Click the Reset button.
7. Click the Reset button again to confirm.

Once you’ve completed these steps, the reset option will permanently delete the app’s data, including settings, preferences, and sign-in details.

RE-REGISTER (REINSTALL) MAIL APP VIA POWERSHELL
1. Open Start.
2. Search for PowerShell, right-click the result, and select the Run as administrator option.
3. Type the following command on PowerShell and press Enter: Get-AppxPackage Microsoft.windowscommunicationsapps | Remove-AppxPackage
4. Restart your computer.

Once you’ve restarted your system, you’ll need to reinstall both the Mail and Calendar apps using these steps:
1. Open Start.
2. Search for PowerShell, right-click the result, and select the Run as administrator option.
3. Type the following command on PowerShell and press Enter: Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register /”$($_.InstallLocation)//AppXManifest.xml/”}

REINSTALL THE MAIL APP EASILY*
1. Open Start.
2. Search for PowerShell, right-click the result, and select the Run as administrator option.
3. Type the following command on PowerShell and press Enter: Get-AppxPackage Microsoft.windowscommunicationsapps | Remove-AppxPackage
4. Restart your computer.

Once you’ve completed the steps, you’ll need to reinstall both apps from the Microsoft Store using the instructions below:
1. Open Microsoft Store.
2. Search for “Mail and Calendar” and click the top result.
3. Click the Install button.
4. Launch the Mail app.
5. Continue with the on-screen directions to complete the setup.

After you have configured the Mail app, the email syncing problem, the Mail not opening issue, or any other issue should be resolved.

HOW TO INSTALL MISSING MAIL APP’S PACKAGES
If you have issues with syncing your emails, or you’re unable to add new accounts after upgrading to a new version of Windows 10, it could be a problem with missing “Feature on Demand” packages.

This is a known issue and Microsoft recommends the following workaround:
1. Open Start.
2. Search for Command Prompt, right-click the result, and click the Run as administrator option.
3. Type the following command and press Enter: dism /online /Add-Capability /CapabilityName:OneCoreUAP.OneSync~~~~0.0.1.0
4. Restart your computer.
5. Open Mail.
6. Click the Settings (gear) button in the bottom-left corner.
7. Click on Manage Accounts to see if the Account settings are available, which indicates that the packages has been added successfully.

After completing the steps, the Mail app should start working again. If the account is still not syncing, delete and re-add the account again on Mail Settings Manage Accounts Select the account, select Delete account from this device, and clicking the Delete option. Once the account is removed, select Add Account to add the account one more time.

MORE INFORMATION & RESOURCES:
https://pureinfotech.com/reset-mail-windows-10/

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