Install ADB USB Drivers
At first, you have to download ADB Drivers (Click Here to download it)
Step 1: Unzip the driver File.
Step 2: Open Device Manager by right click on my computer icon.
Step 3: Select Add the Legacy Hardware.
Step 4: Click on Install the hardware that I manually Select from a list.
Step 5: Show all devices and click next.
Step 6: Click on have a disk button and Browse.
Step 7: Locate and select the driver you have extracted it and click on next.
Step 8: click next, next, and finish.
Step 9: The Driver will be listed in the Device Manager.