By default, WIN8 cannot use administrator users to access the software store, camera, and so on, which prompts you to eject the following illustration, because the administrator's associated policy is prohibited and is modified as described in the following tutorial.
1, now into the console (Win+r or the mouse near the most leftmost corner, right-click menu, click "Run", and then enter the cmd command into the console). Enter the Gpedit.msc command, enter the policy settings interface, then locate Windows Settings > Security Settings > Local Policies > Security options, and on the right, locate the user Account Control: Administrator Approval mode for the built-in Administrator account to start.
Warm advice
This method is to reduce the permissions of the administrator account to the normal permissions recommended not to use, please use the Microsoft account login Microsoft account has the synchronization function.