Mail app

Fix Error 0x80070490 in Mail app on Windows 11/10

When you try to Add an account in Windows 11/10 Mail app, you may receive error 0x80070490. This can happen when adding a Gmail, Hotmail, Outlook or any other email service provider account. In this article, we will show how to fix error 0x80070490 on Windows 111/10. This error is accompanied by an error message stating –

Something went wrong. We’re sorry, but we couldn’t. Error Code: 0x80070490

Fix Error 0x80070490 in Mail App

Users get this error 0x80070490 when all the process files associated with these folders are corrupted. If you encounter the same error code, you can use the following suggestions to fix it:

  1. Reset Windows Mail app
  2. Uninstall and reinstall the Mail app
  3. Run System File Checker
  4. Activate the built-in administrator account

Let’s look at these solutions in more detail.

1]Reset Windows Mail app

Fix Error 0x80070490

This error may occur due to a wrong setting in the Windows 10 Mail app. In this case, you can try resetting the Mail application by following these instructions:

  1. Open Windows 10 Settings.
  2. Go to Apps > Apps & features.
  3. Locate the Mail & Calendar app and select it.
  4. Click on the link saying Advanced options.
  5. In the Reset section, click the Reset button.
  6. Click it Reset again to confirm the changes.

If you need, you can see the above steps in detail:

To get started, first launch the Settings app. To do this, press the Windows + I keyboard shortcut and let Windows settings appear.

In the Settings app, open the apps menu then select the Apps and Features section.

Now move to the right pane and find the Mail and Calendar list app. Once you find it, select it, then click on the Advanced options link.

On the next page, scroll down to the Reset section, then click the Reset button.

If Windows asks for your confirmation, click on the Reset button again to check it.

After performing the above steps correctly, see if the error code 0x80070490 is now fixed. If you still receive the same error, try the next option.

2]Uninstall the Mail app and reinstall it

This solution requires you to uninstall the Mail app and reinstall it and see if that helps fix the error code. The procedure to uninstall and reinstall the Mail application is as follows:

How to Fix Error 0x80070490

Right-click on the Start menu.

Select Windows PowerShell (Admin) from the menu list.

When the UAC prompts you on the screen, click the Yes button to give your consent.

In the PowerShell window, type the following command line

Get-AppxPackage Microsoft.windowscommunicationsapps | Remove-AppxPackage

Press the Enter key to run the code.

Now close the PowerShell window and open the Microsoft Store app.

Find the Mail & Calendar app.

Next, download and install the Mail and Calendar app.

After installing the Mail and Calendar app, see if it fixed the error code.

3]Run System File Checker

The next solution is to run the System File Checker tool to scan and restore corrupted system files. To try this, follow these steps:

Fix error 0x80070490 when opening Gmail on Windows Mail app

open an elevated command prompt.

Copy and paste the command line and hit enter to run it

sfc /scannow

It may take some time to complete the procedure. So, as long as the system scans the text code, you can do any other work if you want. After the SFC scan is successful, restart your Windows device and try adding your email account again.

Read: Fixed Mail app error code 0x8007139f.

4]Enable built-in administrator account

If nothing helps you resolve the error code, it is likely that your administrator account is not active. In this case, you need to enable the built-in administrator account to resolve the error code.

  1. Press Windows + I keys to open the Run dialog box.
  2. Type cmd in the text field and press Ctrl+Shift+Enter to open the command prompt as administrator.
  3. If a UAC popup appears on the screen, click the Yes button to grant administrator access.
  4. In the command prompt window, type – net user admin/active: yes.
  5. Press the Enter key to run the code.
  6. Now close the command prompt window and then restart your PC.
  7. On startup, try logging into the administrator account.

After performing the above steps, try setting up the account again.

That’s it. Let us know if it worked for you.

Related: Fix Windows 10 Mail app error 0x8000000b.

Fix Error 0x80070490 in Mail App