Commits · coolstar/Chromebook-Firmware-Update-Tool - GitHub
In Device Manager, expand "Universal Serial Bus controllers." Right-click each "USB Root Hub" and "Host Controller" and select "Update driver" -> "Search automatically for drivers." cbwinflash
It is primarily used by the "Chrultrabook" community—users who have replaced ChromeOS with Windows or Linux—to keep their system firmware up to date without having to revert to a different operating system. Key Features and Usage a corrupted image file
Here is a general, safe workflow for using a tool like WinFlash: or an incorrect flasher version
If a previous BIOS update failed due to a power outage, a corrupted image file, or an incorrect flasher version, the system may be "bricked" (fails to POST). While CBWinFlash requires a bootable OS to run, it can sometimes be used in Windows Safe Mode or from a WinPE USB drive to re-flash the correct firmware and resurrect the board.