How to heal without opening the inventory

playerunknowns-battlegrounds

I've seen some videos where people would heal themselves without using the mouse to click on the healing items, how can you do that?

Something like this:

Best Answer

So I found a tips and tricks thread guide that explains the kind of thing I was thinking of. (A little bit down in the Control Tips section).

By default, healing items are bound to numbers 7, 8, 9, 0 and are automatically sorted in your inventory from strongest to weakest at the top of your inventory. These can be rebound as well. So from your video, the player is likely hitting one of those keys that corresponds to his healing items.