If you are logged in with a Microsoft account (usually this happens when you have a local user, then you try to log in into the Windows Store), you can follow this link to add your Microsoft account into the users group, so this account can take ownership of any file.

If you are logged in with a Microsoft account (usually this happens when you have a local user, then you try to log in into the Windows Store).

You can add your Microsoft account into the users group by right click the registry you want to change, then permissions, and click in the advanced option.

Next to the listed owner you can add your Microsoft account (click on change and then use your e-mail), so this account can take ownership of any file.