1. right click the start button at the bottom left corner on your windows screen then click on device manager
2. now turn off the phone, hold volume down and power buttons at the same time to enter fastboot mode
3. then connect your phone to your PC using USB cable if you haven’t previously installed Android driver on your PC you will see under other devices yellow exclamation mark
4. next to Android under other devices right-click on Android then click update driver software
5. click browse my computer for driver software click browse browse to the location of the driver (attached), then press ok click Next to install now we have successfully installed Android fastboot driver
6. to verify driver installation under Android phone we can see Android bootloader interface driver is installed
7. hold the power buttons for few seconds to exit fastboot mode and restart system, now you’ll find is ready for adb commands and debugging mode