To disable windows driver signing follow these steps:

1. Run command prompt as Administrator

2. type bcdedit -set loadoptions DISABLE_INTEGRITY_CHECKS

3. Then type bcdedit -set TESTSIGNING ON

4. See security risk warning above.

5. If it doesn’t work for whatever reason you can just remove loadoptions

6. Use bcedit and switch testsigning off bcdedit /deletevalue loadoptions

7. Then bcdedit -set TESTSIGNING OFF