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 .

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