How to activate Prembox Premium Key?
After you get the Prembox Premium Key on Prembox PayPal Reseller, please follow this instruction to activate premium:
1. Log in to your Prembox account: https://prembox.com/
(If you don't have an account, please register a new account: https://prembox.com/register.html)
2. Go to "My account": https://prembox.com/account
3. Click on "Add traffic" on the left column of the website.
Paste your Premium key / Premium code in "Received code:", and click on "Recharge" button to proceed.