How to disable the "Test mode" message that is displayed in Windows

1. Swipe in from the right, click or tap Search, and then type cmd. Alternatively, type cmd on the Start screen.
2. Tap-and-hold or right-click Command Prompt in the search results. Select Run as administrator on the menu that appears at the bottom of the screen.
   
   Note If you are prompted by a User Account Control window, tap or click Yes.
3. In the Command Prompt window, type the following command, and then press Enter:
   
   

   bcdedit -set TESTSIGNING OFF 

4. After you see the confirmation, close the Command Prompt window.
5. Save any unsaved work, and then restart the computer.

Method 1

1. Click Start, and then type cmd in the Search box.
2. Under Programs, right-click cmd.exe, and then click Run as administrator.
3. At the command prompt, type the following text, and then press Enter:
   
   

   bcdedit /set TESTSIGNING OFF 

4. Close the Command Prompt window, and then restart your computer.

Method 2

1. Click Start, and then type cmd in the Search box.
2. Under Programs, right-click cmd.exe, and then click Run as administrator.
3. At the command prompt, type the following commands, and press Enter after each command:
   
   

   bcdedit.exe -set loadoptions ENABLE_INTEGRITY_CHECKS bcdedit.exe -set TESTSIGNING OFF 

4. Close the Command Prompt window, and then restart your computer.