After you got the license key, you can directly copy and paste it to the register box in the program, make sure your network is connected while registering as our server will verify your registration online. If you failed to register, first, you need to check your email and license key, and your network.
If your created USB or DVD/CD won't be boot from your Windows or Mac computer, plase check as following.
If your USB flash or DVD/CD won't be recognized by program, please try to format your drive manually, insert another Port or change a new USB or DVD/CD.