Gain Access (Control) of WindowsApps folder:

icacls "%ProgramFiles%\WindowsApps" /save  WindowsApps.acl

[ icacls "%ProgramFiles%" /restore WindowsApps.acl]
takeown /F "%ProgramFiles%\WindowsApps"
takeown /F "%ProgramFiles%\WindowsApps" /r /d y
icacls "%ProgramFiles%\WindowsApps" /grant Administrators:F
icacls "%ProgramFiles%\WindowsApps" /grant Administrators:F /t
icacls "%ProgramFiles%\WindowsApps" /setowner "NT Service\TrustedInstaller"