first step:
input the command
lsusb
Arrow pointing is connected to the phone
Step two:
Enter the command, and open a new file
sudo gedit /etc/udev/rules.d/53-android.rules
[Note] If you are prompted no gedit, you need to install, do not need to have installed.
sudo apt install gedit
third step:
Enter two lines to the open file:
The following is the first two figures of ID, FF18 hexadecimal, 65304 after the conversion is 10 hex
SUBSYSTEM=="usb", SYSFS{idVendor}=="2717", MODE="0666"
SUBSYSTEM=="usb", ATTR{idVendor}=="2717", ATTR{idProduct}=="65304", SYMLINK+="android_adb"
Then save the file, close it.
the fourth step:
In turn enter the following command
sudo chmod a+rx /etc/udev/rules.d/53-android.rules
sudo /etc/init.d/udev restart
sudo adb kill-server
sudo adb devices
【note】
If prompted adb does not exist, then you need to install and then execute the command.
Adb install command is as follows:
sudo apt install android-tools-adb
After the configured phone can connect it to the Ubuntu system