fdisk /dev/sda


Command (m for help): n                                                      
Command action                                                               
   e   extended                                                              
   p   primary partition (1-4)                                               
p                                                                            
Partition number (1-4): 1                                                    
First cylinder (197-621, default 197):                               
Using default value 197                                                      
Last cylinder or +size or +sizeM or +sizeK (197-621, default 621): +128M
w


mkfs.ext4 /dev/sda1

sudo mkdir /media/sda1
sudo mount /dev/sda1 /media/sda1

Foramting hard drive ubuntu

Bash