How to completely remove a keybind

[IncognitoAmigo]

IncognitoAmigo last edited by

there's only 1 reason i dont use opera actively and its the fact my mouse's side button i use for push to talk is also a back-page button it only happens on opera and i cant seem to disable it i look in shortcuts and the only shortcut was z doing the same thing is there any way i can fix this?

Mouse_4 & Mouse_5 are the keybind i want to remove from opera