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