Left side thumb stick x axis is not working. I checked in desktop mode, several xbox cloud games, ghost recon wildlands game.
Finally I went into steam app and from there I checked functionality of left thumb stick, it's not working.
Here's the reddit thread which discuss the same where many users facing this issue
https://www.reddit.com/r/ROGAlly/comments/1478l83/left_joystick_issues/
