clean out old kernel versions?

[Tom H]

On Sun, Mar 7, 2021 at 6:05 PM Dave Stevens <geek at uniserve.com>
wrote:
> On Sun,  7 Mar 2021 09:13:52 -0500 (EST) Robert Heller
> <heller at deepsoft.com> wrote:
>>
>> Have you *ever* run 'sudo apt autoremove'?
>
> yes like this:
>
> $ sudo apt autoremove
> [sudo] password for user:
> Reading package lists... Done
> Building dependency tree
> Reading state information... Done
> 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
> user at user-Satellite-A100 /boot $
>
>  /boot $ ls -l | wc
>     440    3953   31232
> user at user-Satellite-A100 /boot $

What the output of "ls /boot/vmlinuz-*"