Fix ADB device - Unauthorized/waiting for device/Offline errors Redmi Note 3

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AndroidHordesAt this time I will share how ADB Fix device - Unauthorized / waiting for device / Offline errors !! Okay , just go ahead.
Step 1 :
  • Make sure that you installed all the device driver's properly, you can install MI PC suite and Miflash Tool for drivers but if you are not able to find your device or device is not recognized, you can use Pdanet and install it.
  • Open settings--Additional Settings--Developer Option--Enable "USB Debugging". 
  • Note: For enabling Developer option, Go to Settings-- About Phone--Tap "MIUI version" 7 times and you enabled developer option.

  • Now you won't be having any driver issue's and connect your device, and check whether its is getting recognized!
  • If not, then don't worry continue to Step 2.
Step 2 :
  • In your PC,
  • Go to My Computer--C drive--Users--.android and delete the two "adb key" files!

  • Now open ADB folder(or any other folder where you are running adb command) and open command prompt window by pressing "shift+right mouse click"

  • Now type the following commands => adb kill-server
  • Now go to your phone,
  • Open settings--Additional Settings--Developer Option--Disable and Enable "USB Debugging"
  • Now type these in command prompt => adb start-server then adb devices

  • Now you will get a pop up, tick "always" and select "Ok"

  • Now you will see your device in adb devices.
  • Finish!!
Source : MIUI
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