High FPS is directly linked to better movement and responsiveness in Krunker. BEST KRUNKER MOVEMENT TUTORIAL

: This is the most critical skill. To perform it, jump and hold the Shift key (crouch) just before you hit the ground to initiate a slide. Immediately jump again to carry that momentum into the next hop.

Movement is roughly 49% of the gameplay in Krunker. Speed makes you a harder target and allows you to control the map's flow.