Quickly map the back M1 M2 buttons on the GameSir G7 SE Wired Controller by holding M + Back Button

Quickly map the back M1 M2 buttons on the GameSir G7 SE Wired Controller by holding M + Back Button until light blinks, then press the key you want to map. Reset by mapping the M1 or M2 button to itself next time light blinks when holding M + back button