2. Enable Additional Drivers and Hardware Codecs

To ensure smooth graphics performance and video/audio playback:

• Open Software & Updates from the app menu.

• Navigate to the Additional Drivers tab and select proprietary drivers for graphics (e.g., NVIDIA) or Wi-Fi if recommended.

• Install restricted extras for media playback:

Bash

3. Configure the Ubuntu Firewall (UFW)

Ubuntu comes with a powerful built-in firewall called UFW (Uncomplicated Firewall), but it is disabled by default.

Enable it using:

Bash

To check its status, run 

To check default setting,run

Status: active Logging:

on (low)

Default: deny (incoming), allow (outgoing), disabled (routed)

You can also install GUFW 

4. Install Flatpak and Enable Flathub

While Ubuntu relies on Snap packages, adding Flatpak support gives you access to a wider selection of modern software without system bloat.

Install Flatpak support:

flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo

5. Install Essential Software for Web & Productivity

Set up your daily application suite:

• Web Browsers: Google Chrome, Brave, or Firefox.

• Text Editors / IDEs: VS Code, Sublime Text, or Atom.

• Media & Graphics: VLC Media Player, GIMP, Inkscape.

• Utilities: Stacer (system monitor and optimizer).

6. Customize the Ubuntu Desktop (GNOME Tweaks)

Personalize your desktop layout, fonts, and dark mode theme:

1. Install GNOME Tweaks:

Bash

7. Set Up Automatic Backups with Deja Dup

Protect your personal files and configuration settings:

• Open Backups from the launcher.

• Select your backup location (external drive or cloud storage).

• Enable automatic scheduled backups.

8. Optimize Battery Life (Laptop Users)

If you are running Ubuntu on a laptop, install TLP to extend battery endurance automatically:

Bash

9. Enable Night Light for Eye Comfort

Reduce blue light exposure during evening sessions:

• Go to Settings > Displays.

• Toggle Night Light ON and adjust the schedule or color temperature.

10. Clean Up Unnecessary System Files

Keep your installation lean and fast by removing cached packages:

Bash

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