Method 2: Change User Account Control Settingsġ.Press Windows Key + X then select Control Panel.Ģ.Select User Accounts then click again on User Accounts.ģ.Now click “ Change User Account Control settings.“Ĥ.Set the Slider to 2nd option from the top.ĥ.Click Ok then close everything and Reboot your PC to save changes. Method1: Enable Admin Approval Mode for the Built-in Administrator Accountġ.Press Windows Key + R then type secpol.msc and hit Enter.Ģ.Navigate to Security Settings > Local Policies > Security Options.ģ.Now double click on User Account Control Admin Approval Mode for the Built-in Administrator account in the right pane window to open its settings.Ĥ.Make sure the policy is set to Enabled and then click Apply followed by OK.ĥ.Restart your PC to save changes. Make sure to create a restore point just in case something goes wrong. App can’t open using Built-in Administrator Account Method 5: Create a new local Administrator account.Method 3: Run System File Checker (SFC) and Check Disk (CHKDSK).Method 2: Change User Account Control Settings.Method1: Enable Admin Approval Mode for the Built-in Administrator Account.App can’t open using Built-in Administrator Account.