EXT4 Filesystem

Mount Disk with existing data

lsblk
lsblk -f

Create or format the device (WIPE ALL PREVIOUS DATA).

Update sdX to appropriate name.

sudo fdisk /dev/sdX
> Press 'g' to create gpt formated
> Press 'n' to create new partition
> Enter partition table information
> Enter 't' to select partition type
> Enter 'L' to see all types
# > Select '' id number i.e. ''
> Enter 'p' to print partition table
> Press 'w' to save partition table

sudo mkfs.ext4 /dev/sdX1
# sudo mkfs.ext4 -f /dev/sdX1

sudo mkdir /appdata
sudo mount /dev/sdX1 /appdata

Mount storage device on startup

sudo vi /etc/fstab

# <file system>       <mount point>    <type>   <options>   <dump>  <pass>
/dev/sdX1               /appdata        ext4     defaults      0       2

sudo systemctl daemon-reload

Cleanup

Unmount

sudo umount /dev/sdX1