Free Up Space on Linux by Deleting Unused Kernels 🌱

  1. Log into the Linux device
  2. Run the following commands in terminal
    # output the current kernel version
    uname -sr
    # list all installed kernels
    dpkg -l | grep linux-image | awk '{print$2}'
    # delete kernels that are no longer in use
    sudo apt remove linux-image-4.19.0-10-amd64 --purge
    # update grub bootloader
    sudo update-grub2
    # reboot
    sudo reboot now