Collect all the Keychains in Division 2 to unlock which trinket you want on your Backpack. This Division 2 Guide shows Where to find all Keychains exact location.
Melee attacks in Division 2 can be lethal, but you have to know when to use it. Use this melee attacks trick in Division 2 effectively to survive longer.
Clans in Division 2 will help you to unlock clans and create clans, clans are not unlocked at the start of the game and this guide will help explain how to unlock