1. No info on what's the problem or how to rectify the sameOnce installed never closes unless you put it to safe mode and uninstall it.Error message says "No device" That's as far as I can get.Ones install ones uninstall.
2. If my phone has infrared it shouldn't need an external app.Just indicates no device.
3. I don't know what app it uses, the link is in Chinese.