Usb debugging android not working

how to enable usb debugging on dead android 1 enable usb debugging on android with black screen using adb command 2 how to enable usb debugging when phone is locked 3 how to view broken phone screen on computer without usb debugging 4 My Android Studio shows 'Allow USB debugging from your device', but my device does not show that dialog: I have tried the following, but nothing worked: Selected both MTP and PTP connections in my device's USB debugging settings. Which device do you use?. 5 If you have turned on the USB debugging on your Android phone but the Coolmuster software still stays on the prompt to enable USB debugging, this may because: a) Need to select the USB connection mode on your phone. 6 How to fix USB debugging greyed out 7 usb debugging android not working2 8 How to Fix It If USB Debugging Enabled But 9 usb debugging android not working6 10 If your Android device has already turned on USB debugging mode, but the program still can’t connect it, please try the methods below: Method One. Switch the USB Connection Mode. 12