Unless you need to work with some very old application, you should not use the old SDKs.My old DK2 used to work with the current oculus software out of the box, nothing hacky needed to get it running.It has been a while since I last used it, but unle...

This might work if you just need to display some hands, but there is a lot more to the avatar sdk than that 

Try doing the USB speedtest inside the oculus software on both computers, maybe he has a bad cable or is using usb 2.0? If both speed are comparable, maybe he has just forgotten to enable hand tracking on his quest?

+1

Are you just attaching controller models or are you using the avatar sdk to get the mapping of joystick movement and button presses?If yes, sad to see it not working in the LTS version, I think a alot of devs (myself included) won't touch anything po...