If your Xbox One Controller is not working with GIMX - revert your controller firmware through Xbox Assist app
If the above suggestions do not help, create a thread with a clear subject, and describe your issue briefly and clearly.
Generate a log file: select "Messages>Log file" in gimx-launcher before starting GIMX.
Reproduce the issue while generating the log file.
Stop GIMX, post the log file on pastebin and add the link into your post.
Provide additionnal details:
bluetooth connection method: add the bluetooth dongle model / manufacturer / version
GIMX adapter:
if you bought it, add the shop
if you made it yourself
list the parts you used
if you don't get a "usb adapter detected, controller type is ..." message in the log, post a clear photo showing the wiring
add the firmware (version + folder + file, for example 5.4/EMUPS4/atmega32u4.hex)
other: GPP/Cronus/Titan...
the gaming target: PS3 (fat, slim, superslim...), 360, PS4, XOne, PC
the game
the controller: mouse/keyboard/joystick brand+model
