How to Remove Old Kernels in Ubuntu
sudo apt install byobu sudo purge-old-kernels Reference: Remove Old Kernels (https://help.ubuntu.com/community/Lubuntu/Documentation/RemoveOldKernels)
sudo apt install byobu sudo purge-old-kernels Reference: Remove Old Kernels (https://help.ubuntu.com/community/Lubuntu/Documentation/RemoveOldKernels)