Enable adb bridge on android smart devices
Android Debugging Bridge “ADB”, is a command-line utility included with Google’s Android SDK. ADB can control your device over USB from a computer, copy files back and forth, install and uninstall apps, run shell commands, and more.
1-Go to setting^^about phone^^Build Number.
2-Press 7 times on build number.
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3-Now you activate developer options
4-Go back to settings main menu
5-Scroll down to bottom, You will see Developer options
6-Enter, Enable USB Debugging.
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7-Attach your phone to computer.
8-A window will pop up, make sure to check the little box, as described in the image
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Now you are connected to your device, you can perform any operation need ADB Activation.