Sunday, April 3, 2016

How to create Bootable USB Ubuntu 14.04 installation disk (UEFI and Legacy Compatible) and restore it back to full size after use

Linux Way to restore bootable USB:

Gui tool in lubuntu -> preferences -> Disks. (chose format USB disk as win95 fat32)

( Bootable usb write protected.
  $sudo mount -o,rw /dev/sdb1 /media/gyang/test
  $mount -o remount,rw /media/gyang/test
  $sudo hdparm -r0 /dev/sdb
  Not solving the issues.)

Windows Way:

You Tube Intro

Win32 Disk Imager 

superuser how to put USB back to original full size

Win32 Disk Imager to burn *.iso to USB flash drive.
Then, reboot from USB from UEFI enabled laptop. Should work. (Live CD has limitation as most new laptop no longer have CD drive.)

To restore USB flash drive. Follow step 5 in uTube video.

To restore bootable USB drive to its original size.

  1. Run CMD as Administrator
  2. Type DISKPART
  3. list disk
  4. select disk 1 (if your usb drive mine was 1)
  5. clean
  6. create partition primary
  7. active
  8. Choose a format:
    • FAT32 is the standard for USBs: format fs=fat32 quick
    • NTFS is more modern, but isn't as widely supported: format fs=ntfs quick
  9. assign
  10. exit
  11. exit

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