wow, in the short while ive been here, ive seen so many people ask this question, im sure you're asking because you wanna be able to participate in bounties.

Listen, being a junior member is easy, simply start posting, once you have around 30 activity, you become a junior member, but unless you wanna be stuck there forever, you had better start contributing to the platform.

read this https://bitcointalk.org/index.php?topic=2818350.0