After purchasing Premium.to Premium Key on Premium.to PayPal Reseller, please follow this instruction to activate premium:

1. Log in to your account http://premium.to/ with your Premium.to email address and password.

2. Make sure you are logged in, and click to "Voucher" tab, then click to "Activate Voucher"

3. Enter Voucher and captcha, click to "Activate Voucher" to proceed