Damage in the Windows update components can lead to this error which in turn, prevents the update process, or opening of apps and the Windows Store. Also, obsolete Windows 10 version, outdated Microsoft Store as well as corrupted Microsoft Store cache to name a few are also the likely culprits in this issue.
Microsoft Store error 0x80070520
If you’re faced with this issue, restart your PC, ensure that you have all the latest updates installed, and then see. If it does not help, you can try our recommended solutions- Let’s take a look at the description of the process involved concerning each of the listed solutions.
1] Run the Windows Store Apps Troubleshooter
This solution requires you to run the inbuilt Windows Store App Troubleshooter and see if the problem is resolved.
2] Reset the Windows Store cache & clear the Windows Update cache
This solution requires you to clear the contents of the Software Distribution folder, as well as reset the Microsoft Store cache and then retry the update process again. If the error is still unresolved, continue with the next solution.
3] Re-register and reinstall Windows Store apps
Download and use our portable freeware 10AppsManager to re-register and reinstall Windows Store apps. Did anything help?