Ubuntu 更新及更換Kernel

#搜尋Kernel
apt-cache search linux-image

#安裝kernel
apt-get install -y linux-image-version linux-image-headers

#移除舊Kernel
apt-get remove -y old-linux-image-version old-linux-image-headers

#儲存Grub
sudo update-grub

#重開機即可
sudo reboot