Now, do I need to format /dev/sdb ? On Ubuntu I cannot see any partitions on /dev/sdb with fdisk, is that normal? And if I need to format it under Ubuntu, what is the proper way? (fdisk and gparted do not see the partition, mkfs.

Navigate to the OS image file and select it. dev/sdb on /media/NO_NAME type vfat (rw,nosuid,nodev,uhelper=udisks,uid=1000,gid=1000,shortname=mixed,dmask=0077,utf8=1,flush) It breaks the entire complicated process of flashing an OS image file into three straight-forward steps: Select Image > Select Drive > Flash Image. And again, if so, can I boot the phone properly and when it's running connect it to PC and put recovery image (and nand backups etc.) When I mount the phone on PC (and turn on USB storage) I see that it is mounted as: What I want to achieve is to format the space I see when I mount the phone as a USB drive, I don't want to touch other information. Is this my internal sd card? If so I think I don't need to do partitioning, how can I directly format it? Number Start End Size Type File system Flags Sector size (logical/physical): 512B/512B

How to format sd card on chromebook