To factory reset your , you can use three different methods depending on whether you can log in or if the device is unresponsive. Since this model is a Chromebook, a factory reset is officially known as a Powerwash . Method 1: Keyboard Shortcut (Fastest)
On the left sidebar, click and then Reset settings (or search for "Powerwash" in the search bar). Click Reset next to the Powerwash option. Select Restart to confirm and begin the wipe. Method 3: Recovery Mode (Hard Reset)
Use this "hard reset" if your Chromebook is frozen, won't boot, or is managed by an administrator: Turn off the device. Hold down the key + Refresh key ( ), then press the Power button.
: The first account you sign in with after the reset will become the new "Owner" account. How To Factory Reset A Chromebook
Release the keys when a screen appears stating "Chrome OS is missing or damaged".