Computer stop working since down load protection and security

Hello Danielle,
We are sorry to know that. To fix this issue, could you please let us know the exact error message you get when the computer boots up? If you see a black screen, we suggest you to press and hold the power button in your computer for 20 seconds and then check if you are able to boot up your computer normally.
Thank you

Since I downloaded your product the problem is my computer won't turn back on

Hello Danielle,
We are sorry to know that. To fix this issue, could you please let us know the exact error message you get when the computer boots up? If you see a black screen, we suggest you to press and hold the power button in your computer for 20 seconds and then check if you are able to boot up your computer normally.
Thank you