Here is instruction to activate your Filejoker Premium Key
1. You will receive a Premium key / Premium code like this: 1220s5e5cbo381XXXXX
2. Login to your Filejoker account (You should register your own account, if you dont have it, https://filejoker.net/index43994.html)
3. Go to My Account page (https://filejoker.net/profile).
4. Look at Apply Premium Key field.
5. Put your premium key to that field.