1. You will receive a premium key / premium activation like this : 925z4x9q1x9kkkrs9
2. Log into your account ( If you haven't account, you just need to sign up free account: https://userscloud.com/?op=registration)
3. Make sure you are logged in, then open page: https://userscloud.com/?op=my_account
4. Put your Premium key / Premium code in "Premium key activation" and click on "Apply" to become Premium user.