1. Activate Windows 7 using CMD Prompt Step 1. Go to start menu and search cmd, then right-click on it and select Run As Administrator. Step 2. When the cmd prompt opens, you have to enter a command in it. Enter slmgr –rearm and hit the Enter key  Step 3. When you enter the command given above, it will ask you to restart your pc, just restart your pc. Step 4. When your pc restarts, run cmd prompt as administrator again and type slmgr –ato and hit the Enter key.  Step 5. Now you will see a pop-up message that your windows is activated successfully. 2.8K views21:29
