To get started on linking your Discord with the forums.

Head over to your username on the top right corner:

Then head over to "Account Settings"

Once you're in the "Settings"  go to the Discord tab:

Finally, just sign in and your account should now be linked to the forums and you will be able to get your proper ranks.

Alternatively, you can visit this link: https://evolutionwarfare.com/settings/login/?service=17 but in the future this link may be changed so please follow the step-by-step guide to getting your discord linked!