https://www.gamespot.com/articles/monster-hunter-world-guide-how-to-get-the-secret-p/1100-6456663/

In Monster Hunter World, you can always use some extra help in taking down the big marks. Throughout your many adventures when not partnered up with other hunters, it'll just be you and your Palico companion at your side, who's ready to help out when you need it. While their cat-like looks and short stature might make them look out of their element, the Palico are totally capable of keeping up with your high-flying and weapon-wielding antics, and they even bring some useful skills of their own into the fold.

In this guide, we'll show you how to find new gadgets for your Palico, and how they will help you during the more intense battles. Over the course of your travels, you'll come across several Palico tribes that have their own aversion to outsiders--and you'll have to jump through a few hoops in order to win them over. Here's a quick rundown of all the gadgets and how you can get them.