1、https://johnlewis.ie/Chromebook-ROMs/utils/flashrom
sudo flashrom –r
2、https://johnlewis.ie/flash_chromebook_rom.sh
option 4
3、
https://raw.githubusercontent.com/MattDevo/scripts/master/firmware.sh
This shell have backup option.
Then
http://mrchromebox.tech/firmware-util.sh call firemware.sh
So try fireware.sh
===== flashrom =====
https://johnlewis.ie/Chromebook-ROMs/utils/flashrom
chmod +x flashrom
sudo ./flashrom -w xxxxxbios.bin
==== restore =====
https://docs.google.com/document/d/1Q_5_rTv2CEMgXiAm86IXGOVGBtb8JWXj-zcCPzAEEkQ/edit
https://docs.google.com/document/d/1nFZmoRzQ03btPCGVSa4ku6JPQik-SxD__zOd1CoB2yg/edit
https://coolstar.org/chromebook/windows-install.html
=====
Tips for maximizing storage space for 16/32GB SSDs with Windows 10.
https://www.reddit.com/r/chrultrabook/comments/493619/maximizing_storage_space_on_1632gb_ssds_windows_10/
How to remove all bundled apps in Windows 10
http://winaero.com/blog/how-to-remove-all-bundled-apps-in-windows-10/
https://wiki.galliumos.org/index.php?title=Hardware_Compatibility
https://chrx.org/
Crouton Installation Guide: Updated for Broadwell Chromebooks
http://www.voltron00x.com/?p=1091
Moving Crouton installation to USB-drive
https://www.reddit.com/r/Crouton/comments/3vyyf0/moving_crouton_installation_to_usbdrive/
Elementary OS for crouton
https://docs.google.com/document/d/1Mj7r8QzONMUHBSIMHWLgmRCS-EfefeYj-3-AO9wt_00/edit
Unreal Tournament 4 on the Chromebook!https://holeunlee.wordpress.com/2015/03/24/unreal-tournament-4-on-the-chromebook/
http://www.pcworld.com/article/2864153/new-tool-lets-chromebooks-run-linux-in-a-desktop-window.html
http://www.pcworld.com/article/2984834/chromebooks/installing-linux-on-a-chromebook-what-you-need-to-know.html