π What is Ubuntu?
Ubuntu is a free and open source Linux operating system named after the South African philosophy of “humanity towards others”. It is developed on top of Debian and is led by Canonical. A new version is released every six months and is a recommended Linux distribution, especially for beginners.
> π‘ Key Features: > – Completely free (0 license fee πΈ) > – Highly stable and secure > – User-friendly graphical interface (GUI) > – Supported by an active community
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π History of Ubuntu.
- First released in 2004: Development started by Canonical, founded by Mark Shuttleworth (South African entrepreneur).
- Version naming convention: Release year + month (ex. 22.04 = April 2022 release).
- Long-Term Support (LTS): A five-year support version released every two years (ex. 22.04 LTS).
> π Major evolution: > – Initial: GNOME desktop environment β Current: GNOME + own UI toolkit with. > – Server, IoT, and cloud version expansion (e.g. Ubuntu Server)
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β¨ Core Advantages of Ubuntu
1. Accessibility βοΈ
- Can be used without a terminal (UI similar to Windows/macOS).
- Easy to install: boot from USB β follow the installation wizard β 20 minutes!
- Fully supported in English (you can choose the language during installation).
For more information, please visit: #### 2. Security π
- Built-in firewall (UFW).
- Automatic application of regular security updates.
- Snap Packages**: Sandboxed environment to block malware.
3. Software Ecosystem π§©**
- Ubuntu Software Center: 50,000+ free apps available (ex. Firefox, LibreOffice).
- Programs can be installed with terminal commands (
apt):sudo apt install vlc # Install VLC media player.
4. Compatibility π»
- Hardware: Runs lightly even on older PCs (minimum specs: CPU 2GHz, RAM 4GB).
- File system: NTFS (Windows), HFS+ (macOS) read/write support.
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π₯ Ubuntu Installation Guide (5 steps)
- Download ISO: Get the 22.04 LTS version from ubuntu.com.
- Create a boot USB: with Rufus (Windows) or BalenaEtcher (macOS).
- Set the BIOS: Restart your PC β Change the boot order to USB 1 first.
- Run the installation:
- Select language β Click “Install Ubuntu”.
- Automatic disk partitioning is recommended (select “Other options” to keep your existing OS).
- Done: Restart and log in!
> β οΈ Caution: Backup important data before installation!
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π οΈ Essential Utilization for Beginners
π§ Preferences.
- For Hangul input:
Settings → Region & Language → Input Sources → Korean (Hangul)Add. - Drivers: Install graphics/wifi drivers from
Software & Updates → Additional Drivers.
π₯οΈ Required program recommendations
| Uses | Programs |
|---|---|
| Office | LibreOffice (MS Office compatible) π |
| Browser | Firefox (built-in) π |
| Media | VLC (video playback) βΆοΈ |
| Development | VS Code (sudo snap install code --classic) π» |
β‘ Example Terminal Commands
sudo apt update # Update the package list
sudo apt upgrade # Upgrade the system
sudo apt install gimp # Install GIMP (image editor)
```bash
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### π Real-world use cases
- Developers: Easily build Python, Docker, and Kubernetes environments.
- Students**: Work on assignments with free office/development tools.
- Home servers: Run low power with NAS, media servers.
- Recycle old PCs: Use on laptops that don't support Windows 10 β‘.
> β
Success stories: Starlink satellite system, Tesla car infotainment with Ubuntu!
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### π― Conclusion: Recommended for those who!
- **IT beginners** → Get started with Linux with an easy interface π.
- Security-conscious users** → Free and strong security π‘οΈ
- Businesses needing to save budget** → 0 license fees + stability β
- Developers** → Compatibility with the open source ecosystem π.
> π¬ **"Ubuntu democratizes technology"**
> From installation to development, everyone is free to start!
β‘οΈ Visit [Ubuntu's official site](https://ubuntu.com/) today and give it a try! π