how to check linux version in linux

2 min read 06-09-2024

Linux is an open-source operating system that powers a vast number of servers, desktops, and embedded systems around the globe. Just like knowing the make and model of your car helps you troubleshoot or upgrade it, knowing the version of your Linux distribution can be vital for performance and compatibility purposes. In this guide, we'll explore simple methods to check your Linux version.

Why Check Your Linux Version?

Understanding your Linux version can assist you in:

Installing Software: Certain applications require specific versions of Linux to run smoothly.
Troubleshooting Issues: Different distributions can have unique quirks and bugs.
Staying Updated: Keeping track of version updates can help in maintaining system security and performance.

Method 1: Using the Command Line

Step 1: Open Terminal

To get started, you’ll need to open your terminal. You can usually find it in your applications menu, or you can use the shortcut Ctrl + Alt + T on most distributions.

Step 2: Run Version Commands

You can use one of the following commands to check your Linux version:

lsb_release -a: This command provides detailed information about your distribution.

lsb_release -a

Output Example:

Distributor ID: Ubuntu
Description:    Ubuntu 20.04 LTS
Release:        20.04
Codename:       focal

cat /etc/os-release: This command outputs your OS details in a simple format.
```
cat /etc/os-release
```
Output Example:
```
NAME="Ubuntu"
VERSION="20.04 LTS (Focal Fossa)"
ID=ubuntu
```
uname -a: This command displays kernel information, which can be useful for understanding the system's core.
```
uname -a
```
Output Example:
```
Linux hostname 5.4.0-74-generic #83-Ubuntu SMP Thu Sep 9 20:23:04 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
```

Method 2: Using Graphical Interface

If you prefer a more visual approach, most Linux distributions have a settings option that shows the version.

Open System Settings: Look for an icon on your desktop or in your application menu.
Select 'About' or 'Details': This section typically contains the version information.
View Linux Version: Look for fields labeled 'Operating System', 'Version', or similar.

Conclusion

Checking your Linux version is a straightforward yet essential task. Whether you prefer using the command line or a graphical interface, knowing your version helps ensure you are running compatible applications and enhances your overall experience with the operating system.

Additional Resources

For more detailed guides and information, consider checking out these articles:

By staying informed about your Linux version, you equip yourself with the knowledge necessary to tackle challenges and make informed decisions. Happy Linuxing!