Ubuntu 16.04.5 has been released at Thursday, 2 August 2018. This tutorial explains how to upgrade 16.04 to 16.04.5 by GUI Software Updater. You will use only Software & Updates dialog to setup the repository and then upgrade your system with Software Updater dialog without using command lines in Terminal. Prepare your internet access and enjoy!

Subscribe to UbuntuBuzz Telegram Channel to get article updates directly.

For several users, it is annoying to see system update notification every day. You may disable it easily. Warning, update is important for security matters. You will do this with your own risk.

1. Open Ubuntu menu. 
2. Search for Software & Updates.
3. Open Updates tab.
4. Change into Never for Automatically check for updates entry.

This configuration will forbid the system to check any update available. So, it disables update notification.