First, you will need to install KDE Connect on our system. You can find KDE Connect as a package in the official repository of your Linux system. In Ubuntu, this app is supported by its official repository, so you can install KDE Connect by using the apt command.
Before installing KDE Connect, the apt-cache of your system must be updated so that no issues emerge later on in the installation process. To do this, open the terminal via the shortcut Ctrl + Alt + T or from the Ubuntu dash, and enter the following command into the terminal:
$ sudo apt-get updateplayon
Next, enter the following command into the terminal to install KDE Connect:
$ sudo apt install kdeconnect
You can also install KDE Connect from the Software Center.
Installing KDE Connect on your Android Phone
To connect your phone with your Linux system, you will also need to install the KDE Connect application on this device. KDE Connect can be found in both the Google Play Store and F-Droid, so you can install the application from either of these locations. The following image shows the application in the Play Store:
Setting Up KDE Connect
To use KDE Connect, open the application on both your Linux system and Android device. You will see the names of the devices that have KDE Connect installed and running:
When you click on either of these items, the application will ask you whether you want to pair your device with the other. Click on any of them.
Once this is done, your two devices should be paired.