Use Web-Based VNC Viewer or any VNC Viewer to access StellarMate. Simply double-click the Software Updater icon to fetch updates. If there are any available updates, a window will appear with the required upgrades. Click Install to download and install them. It is recommended to restart the unit after installing updates.

If for any reason you are having problems with the GUI Software Updater, you can directly write a command to start the update process. Double-click the Mate Terminal icon, and a terminal window will open. Type the following command and press Enter:

sudo apt-get update && sudo apt-get -y upgrade