Why Apt Autoremove Leaves Old Kernels Behind
apt autoremove only removes auto-installed kernels. Learn why manual installs, held packages, and the running kernel stay behind, and how to safely purge them.
Tag: Linux Kernel Updates
Linux Kernel Updates Without Reboot: Live Patch vs Reboot
Live patching fixes CVEs in place without rebooting, but kernel version upgrades need kexec or a restart. Learn which tool solves your actual problem.
Linux Kernel Version History: 0.01 to 7.X Timeline
Track Linux kernel versions from 1991 to present with release dates, LTS support windows, and how to verify your running kernel’s patch status.
Boot an Older Kernel From GRUB to Test Ubuntu Regressions
Test whether a kernel caused your Ubuntu issue by booting an older version from GRUB’s Advanced Options menu – no packages deleted, no permanent changes.
Automatic Linux Kernel Upgrades: Setup Guide
Set up automatic Linux kernel upgrades safely with unattended-upgrades or live patching. Learn when to automate, how to verify updates, and rollback strategies.
How to Update Linux Kernel Safely by Distro
Update your Linux kernel using apt, dnf, pacman, or zypper depending on your distribution. Learn the right command and why rebooting matters.