I don't know what happened on my Firefox, i can't scroll using my trackpad, with the recent update 54, i can scroll, but it still showing box if i scrolling in page I have tried many solution on the forum, none of them worked out. disabling graphics accelator, smooth scrolling, auto scrolling, etc. please help me Firefox team * on my screenshot it show on the red circle that i marked, every single time i scroll within page the box show up have tried another browser, everything fine, only on firefox