This guide will tell you how to turn Off Trigger Effects & Vibrations on Controller in Warzone 2.
First, you have to press Options and then tab over to settings. Go to the controller, then scroll down until you get to controller vibrations and select X on this, or go to trigger effects says “full haptic”. You need to go to the Weapon Fire threshold or completely turn it off, then you won’t have any resistance when you fire your weapons.
After that, press the PlayStation button to bring open the quick menu and scroll down over to accessories and then go to your wireless controller. Navigate to controller settings and go to Controller Vibration Intensity, you have to set it to strong medium, or weak and try different levels Then go to the Trigger Effect Intensity and you can reduce the strength of this as well as weak medium or strong (standard) or completely turn it off.