Linux: How to Check Your Ubuntu Version (and the Kernel Version Hiding Behind It)

• 29 June 2026
• by: Ravi Subramanian
• in: Linux/Server Admin
• Tags: check ubuntu version, linux version, Ubuntu
• note: no comments

Check your Ubuntu version on Linux with lsb_release -a, cat /etc/os-release, and hostnamectl, and learn why the kernel version (uname -r) is a separate number.

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