Error 0x80070015 for Windows Update, Microsoft Store, Windows Defender

Windows error 0x80070015 may occur if the operation was not initialized correctly. This is usually an internal programming error, and the end user can not do anything more. Nevertheless, since this error is found when running Windows Update, Windows Defender or Microsoft Store, or during the installation of Windows, we suggest that you perform the following operations.

Fixed 0x80070015 error on Windows 10

Before you start, restart your computer, try again and see if it helps you. Otherwise, make the corresponding patches for Microsoft Store, Windows Update, or Windows Defender:

1. 1. Windows updates.
      1. Run Windows Update Troubleshooter.
      2. Manually reset the Windows Update components.
   2. Microsoft Store.
      1. Kill PowerISO related processes.
      2. Re-register applications from the Microsoft Store
      3. Reset the Microsoft Store.
   3. Windows Defender.
      1. Remove any third-party antivirus installed.

1) Windows updates

(i) Run Windows Update Troubleshooter

Use the Windows Update Troubleshooter or the Microsoft Windows Update Troubleshooting Utility to automatically detect and resolve conflicts with Windows updates.

(ii) Manually Reset Windows Update Files and Folders

You must delete the contents of the SoftwareDistribution folder and reset the Catroot2 folder to resolve your issues. They contain temporary system files that apply the updates to a computer. They include data that supports Windows updates as well as programs for installing new components.

You can also manually reset the Windows Update components and the Windows Update Agent.

2) Microsoft Store

(i) Killing PowerISO-related processes

Open the Windows Task Manager. To select More details.

Look for each process for the PowerISO software.

Right click on it and select Finish the process tree.

(ii) Reregister Microsoft Store Apps

Run the following command in a high PowerShell window to reregister Microsoft Store applications:

powershell -ExecutionPolicy Unrestricted Add-AppxPackage -DisableDevelopmentMode -Register $Env:SystemRootWinStoreAppxManifest.xml

Restart your PC and check.

(iii) Reset the Microsoft Store

Reset the Microsoft Store using the wsreset order. Make sure to run it on PowerShell or at a command prompt as an administrator. Otherwise, you can reset the Microsoft Store application from the Settings application.

3) Windows Defender

(i) Removal of any third-party antivirus installed

You can try to uninstall AVG Antivirus or any other third-party antivirus installed on your computer. Indeed, these third-party antivirus installations can often interrupt the Windows Defender scanning process. The most famous culprits, in this case, are the antivirus Norton and McAfee.

Let us know if it helped you.