Android Debug Bridge ⚙️
Theory
Android Debug Bridge (adb) is a versatile command-line tool that lets you communicate with a device. The adb command facilitates a variety of device actions, such as installing and debugging apps, and it provides access to a Unix shell that you can use to run a variety of commands on a device.
Practical
adb devices
List connected devices
adb shell
shell on connected phone (then su for root)
adb install "app.apk"
install app on your phone
adb backup <app>
backup <app>
adb logcat
logs on your phone
Frequent problems
Sometimes ADB can no longer connect to the mobile. There are several reasons for this.
Make sure Developers options and USB debugging are activated
Enable Developers options
Go to the settings of the Android device.
Go to the system settings.
Go to "About the phone".
Tap 7 times "build number".
The options for developers appear in the system settings.
Inside Developers options, enable USB Debugging
When in doubt, reboot (Confucious)
Resources
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