When the computer opens the pdf document, it always prompts: Win8 built-in administrator user can not activate this application problem

Recently installed win8.1 system, but always open the application prompt "ld8; built-in administrator users can not activate this application"; go online to check, got a solution, today Xiaobian to share with you Solution.

If you encounter a problem, when I open a pdf document on the desktop, right-click to select the open method - select the reader, the system prompts as shown.

To solve step one, right click on the small icon at the bottom left of the desktop and select Run - enter gpedit.msc.

Step 2; open the window and select "windows settings", then select "Security Settings" on the right side and double-click it to open; select "local strategy".

Step 3; double-click "Local Policies" - select "Security Options" and find "User Account Control: Administrator Approval Mode for Built-in Administrator Accounts" ;-Double-click to enable (the demo computer is enabled), then restart the computer.

Note: It must be restarted after setting to take effect.