How to really, truly remove old kernels?
77139
Why are old initrd files of uninstalled kernels filling up /boot partition?
98956
Reasons why not to update an Ubuntu version to a newer/older kernel version
45082
What is the safest way to clean up /boot partition?
18475
Reverting to previous kernel to avoid booting the new one that breaks my system
157525
How to delete old versions of same packages from a Local Repository?
113233
Is removing old linux-headers and linux-image packages safe?
9516
Correct way to delete unnecessary files from /boot directory (Ubuntu)
15017
Wrong kernel after upgrade --- old kernel still installed?
89
How do I remove old kernel versions to clean up the boot menu?
115925
How to purge all transient caches?
32120
Boot partition full, failing to delete old kernels. Broken packages
2018
How to remove everything Ubuntu One-related?
154391
Correct way to apply patches to your kernel?
69932
Saving Mathematica kernel state?
56000
removing linux kernels
63232
How to update kernel to the latest mainline version without any Distro-upgrade?
479
How can I boot with an older kernel version?