Please press Enter to execute the command. Step 2: At the Command Prompt window, execute the following commands: Click the Yes button if you see the User Account Control prompt. The easiest way is to type CMD in the Start/taskbar search field, right-clicking on the Command Prompt entry, and then clicking the Run as administrator option. There are many ways to open the Command Prompt as an administrator. Step 1: Open the Command Prompt as administrator. If the issue persists even after trying the above methods, clearing the Windows Update cache should fix the problem. Clear Windows Update cache to fix stuck Windows Update downloads