Get the partition from fdisk -l ==> /dev/sda** Next pvcreate /dev/sda** Check groupname of root (Gparted) Using vgextend nameofgroup /dev/sda** == > Example==> vgextend crypto_kali /dev/sda9 Confirm Using pvscan Get the mount point of root from fdisk -l ==> /dev/mapper/** Using lvextend -l +100%FREE /dev/mapper/** resize2fs /dev/mapper/** Done. Example # fdisk -l /dev/sda9 14509 14699 183980 1.8G Linux filesystem Disk /dev/mapper/crypto_kali-root: 4.72 GiB, 480205 bytes, 9379 sectors Units: sectors of 1 * 5 = 5 bytes # pvcreate /dev/sda9 # vgextend crypto_kali /dev/sda9 # lvextend -l +100%FREE /dev/mapper/crypto_kali-root # resize2fs /dev/mapper/crypto_kali-root