Make sure you shut down the chromebook and remove the battery before cleaning. If flashromPartialWrite() error displays go back to the Read/Write Copper where you have removed the sticker and re-clean the area with alcohol and try again. Make sure the serial number is CAPITAL letters. The Product S/N will be the Serial Number without the last letter.

The Product S/N will be the Serial Number with the last letter. Once you type vpd -l, this will display the current motherboards information including the motherboards current serial number. Spaces are important make sure if there is a space you type it in the terminal. Type as shown below, if it’s Capital leave it Capital, if its lowercase leave it lowercase. Once in developer mode: Chromebook XE303C12

Once in the command prompt continue to the next page, if not in a command prompt retry the above steps. Wait until the device boots to the Chrome start screen, Press Ctrl + Alt + → (Ctrl-Alt-F2) Remove the battery and the ac power cord from the device and press and hold the power button for 30secs, then plug the ac cord in only and try again, it should bypass the admin block.ĭo not touch or do anything for 9-15 minutes until it progresses back to the “Chrome OS verification is turned off” screen, then press Ctrl + D

If it does not let you past this step saying the administrator has blocked developer mode. Hold down the Esc + Reload icon + Power until the display turns on then release.Īt the screen that says the “Chrome OS is missing or damaged”, press Ctrl + D then Enter.Īt the screen that says “Chrome OS verification is turned off”, press Ctrl + D, the device will restart and progress into developer mode. Our partners don't really like physical switches - they cost money, take up space on the motherboard, and require holes in the case. On this device, both the recovery button and the dev-switch have been virtualized. Get to developer mode: Chromebook XE303C12 Continue to the next page and follow the steps in order to change the Serial Number of the Device. Once the Read/Write sticker is removed placed the bottom plate on, but do not screw it down, it has a higher success rate without the screws of the bottom plate screwed in, and just in case you have to get back to the motherboard and re-clean the copper.

Serial terminal program chromeos