How To Fix Windows Mail Error Code 0x8000000b?

Windows Mail is the default email service for Windows 10 computers, and it allows users to set up their email accounts pretty easily. You can manage emails conveniently, and the user can send and receive messages. But sometimes, the Windows Mail app will stop working and show the error code “0X8000000B” on your computer. This issue might occur when the email client fails or crashes during runtime on your computer. By performing the below instructions, you can solve this issue.

Disabling Windows Defender

When you turn off Windows Defender, you can resolve the Windows Mail error code 0X8000000B. To do this task, follow these steps.

First, click the Start menu on your Windows 10 computer’s main screen.
Next, choose the Settings icon at the bottom-left corner of the window.
Click the Update & Security option from the list of settings.
In the window that pops up, click on the Windows Security option in the left menu panel.
Now, click on the Virus & threat protection option from the left menu panel.

Choose the Manage settings option under the Virus & threat protection section.
Now, to turn off Windows Defender on your computer, click on the toggle button under the Real-time protection section. Now, you will find that Windows Defender is disabled on your computer.
Next, launch the Windows Mail app and check whether the error is solved.
If the problem continues, make use of the troubleshooting method given below.

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Allow Mail App Through Firewall

By allowing the Mail app through the Windows firewall, you can fix the error code 0X8000000B. Carry out the following instructions to do this task.

Navigate to the Settings section on your Windows 10 computer.

Pick the Update & Security option.

In the next window, click on the Windows Security option in the left menu panel.

Choose the Firewall & network protection option from the right menu panel.

Navigate to the “Allow an app through firewall” option and click on it.

Here, click on the Change settings button in the top-right side.

Under the Allowed apps and features section, select the Private and Public checkboxes for the Email and accounts option.

Click OK to save the changes.

Now, check if the issue is solved. By now, the Windows Mail error code 0X8000000B must be fixed.