Ubuntu is an incredibly popular Linux distribution that has been around for over two decades. Over time, it has evolved into one of the most user-friendly and feature-rich operating systems available. In this post, we’ll dive into the top 10 Ubuntu features you need to know, along with some expert tips and examples.
1. Snapshots
Snapshots are a powerful feature that allows you to create a snapshot of your desktop at any time. This feature is particularly useful for designers, developers, and anyone who needs to capture their work quickly.
To take a snapshot on Ubuntu, press the Print Screen (PrtScn) button or use the keyboard shortcut `Ctrl + Shift + F2`.
Example: Suppose you’re working on a design project and want to capture your current desktop screen. Take a snapshot using the PrtScn button or `Ctrl + Shift + F2`. Then, open an image editor like GIMP and paste the screenshot.
2. Bluetooth Integration
Ubuntu comes with built-in Bluetooth support, making it easy to connect to devices without having to install additional software.
To discover available devices, click on the Bluetooth icon in the top right corner of the Ubuntu desktop or run the command `bluetoothctl`.
Example: Suppose you want to pair your phone with your laptop. Go to the Bluetooth settings, select your device, and follow the prompts to complete the pairing process.
3. Apparmor
Apparmor is a security feature that allows you to restrict specific applications from accessing sensitive areas of your system.
To configure Apparmor, run the command `apparmor-profiles-enabled` in the terminal.
Example: Suppose you want to restrict a specific application from accessing the /dev directory. Create a new Apparmor profile using the `abuild` tool and specify the restricted path.
4. Indicator Applet
The Indicator Applet is a customizable feature that allows you to add widgets to your Ubuntu desktop.
To create a new indicator applet, run the command `indicator-applet-tool`.
Example: Suppose you want to create an applet to display the system’s temperature. Create a new applet using the `indicator-applet-tool` and configure it to show the current temperature.
5. Network Manager
Ubuntu comes with built-in network management capabilities that make it easy to manage your connections.
To view your available network connections, click on the Wi-Fi icon in the top right corner of the Ubuntu desktop or run the command `nmcli`.
Example: Suppose you want to disconnect from a network connection. Go to the Network settings and select “Disconnect” from the dropdown menu.
6. Terminal Emulator
The terminal emulator is a powerful tool that allows you to access the Linux command line.
To open the terminal, press `Ctrl + Alt + T` or click on the Terminal icon in the top bar.
Example: Suppose you want to run a command-line utility like `curl`. Open the terminal and type `curl https://example.com`.
7. Package Management
Ubuntu’s package management system makes it easy to install, update, and remove applications.
To view available packages, use the `apt-cache` command or search for packages using the `apt-searcher` tool.
Example: Suppose you want to install a new application. Open the terminal and run the command `sudo apt-get install
8. System Monitor
The System Monitor is a feature that allows you to view system performance metrics like CPU, memory, and disk usage.
To open the System Monitor, click on the System Monitor icon in the top bar or run the command `gnome-system-monitor`.
Example: Suppose you want to monitor your system’s CPU usage. Open the System Monitor and look for the “CPU” section.
9. Screen Sharing
Ubuntu comes with built-in screen sharing capabilities that make it easy to share your desktop with others.
To enable screen sharing, go to the System Settings > Sharing > Screen Sharing.
Example: Suppose you want to share your desktop with a friend. Go to the Sharing settings and select “Screen Sharing” as the connection type.
10. Secure Boot
Ubuntu comes with secure boot capabilities that make it easy to protect your system from unauthorized modifications.
To enable secure boot, go to the System Settings > Security > Secure Boot.
Example: Suppose you want to ensure that only authorized applications can be run on your system. Enable secure boot and configure it to use a specific boot loader.
In conclusion, these 10 Ubuntu features are just a few of the many powerful tools available in this popular Linux distribution. By mastering these features, you’ll be able to unlock the full potential of Ubuntu and take your productivity to new heights.