Quick answers
How do I toggle first person in PUBG?
Press V (D-pad Up on controller) in a TPP match to switch your own camera; FPP-only matches lock it. Tap Mouse 2 to go into the scope instead of the over-the-shoulder aim.
What are the healing keys?
7 bandage, 8 first aid kit, 9 painkiller, 0 energy drink. The inventory also shows them; on controller hold D-pad Down for the wheel.
How do I lean?
Q leans left and E leans right; hold them while aiming to peek. On controller lean with the bumpers while aiming down sights.
How do I change seats in a vehicle?
Hold Left Ctrl and press 1–5 for the seat number; seat 1 is the driver. On controller open the seat menu from the D-pad.
How do I switch grenade type?
Press 5 to equip throwables, then G to cycle through frag, smoke, stun and molotov. Cook a frag by holding Mouse 2, then release Mouse 1.