If you experience this issue, turn testsigning off by doing the following:
- Click Start and search for Command Prompt
- Right-click on Command Prompt and then click Run as administrator.
- If the User Account Control dialog box appears, confirm that the action it displays is what you want, and then click Continue.
- Then type
bcdedit /set testsigning off
- Press enter
- Restart your computer
If this solution does not work for you, we would kindly ask you to get in touch with us via this link and our dedicated CS team will assist in getting you up and running: Contact Support