If you have a V4 sensor that is stuck on after stepping on it once, even after power cycling the board or unplugging your footpad, you may have some trapped pressure in your sensor.
There have been reports of V4 sensors being stuck on, and a solution was found recently. It is recommended to snip one of the corners of the footpad sensor to relieve any trapped pressure inside the footpad. VOW made a video update where he goes into more detail about this.
From VOW’s video, here’s what finger you need to snip and how much:
