Asus Zenfone Flash tool allows you to flash Stock Firmware Flash file on your Zenfone Smartphones. Follow these steps carefully.
Requirements: Your Smartphone Device with 40-70% charge, a good quality USB Cable and a windows based PC with compatible Asus Zenfone Flash Tool installed in it.
step 1: Download and install Asus USB Driver on your computer . If in case you have already the Asus USB Driver then SKIP this Step.
Step 2: Download and install the Asus Zenfone Flash Tool on your computer.
step 3:Once Asus Zenfone Flash Tool is installed,open it.
step 4: Once it is launched, you will be able to see the following screen.
step 5: Now, connect your Asus Smartphone or Tablets to the computer.
step 6: Now, click on Disconnected button to connect your device to the Tool.
step 7:Once, your device is successfully connected, you will be able to see connected with green light.
step 8:Now, click on the Browse button and locate the Asus Firmware on your Computer.
step 9: Once Firmware is loaded, click on start button to begin the flashing process.
step 10: Now, your device will restart automatically.
step 11: Now, Press and Hold Volume Down + Volume UP key to boot into the recovery mode.
step 12: Now, Under the recovery mode select Apply Update form ADB.
Step 13: Now, click on Resume Button to resume the Flashing process.
congratulation, Now you have successfully flashed stock firmware on your ASUS Devices.