For new user : Please create an account :
https://www.bigfile.to/registration.php
Enter your Username, Email address, Password, and the Premium voucher code / Premium key.
And then click on "Create Account"
For existing user : Log into your Bigfile.to account : https://www.bigfile.to/login.php
Open the link : https://www.bigfile.to/redeem.php
Use Premium voucher code / Premium key and click "Submit" to extend your premium .
