Powerwash a Chromebook
Powerwash instructions for Chromebooks that won't turn on:
With the Chromebook turned off, Press 'esc + refresh key + power button' all at once. The power button may be located on the side of the Chromebook, or above the keyboard on its own. The Chromebook screen will go black and restart.(You may have to hold the three keys until a white screen comes up with an !)Once the Chromebook restarts, you will see an error message on the screen. That's ok. Press 'ctrl + D', (both at the same time).
And then enter once more.
After it reboots again, you will see a screen that has a single "Let's go" button. Click that.
Choose and connect to your home network. Click “Continue”. Click “Accept & Continue”.
Once that is finished, click “Done”.
Log in as usual.