Google and related marks and logos are trademarks of Google LLC. In your search term, include your device’s specific name and model number and boot key or BIOS key.

If you can’t find the boot key for a certain model, try searching online for documentation from the manufacturer or third parties.

For example, on some Lenovo models you’ll see To interrupt normal startup, press Enter.

Some models display their boot key info on screen at the beginning of startup.

The certified models list shows the boot key for all certified models.

Boot keys might be different on some models.

Try pressing Esc, any of F1- F12 keys, or Enter Then proceed as described in those steps.

Other menu-If you see other options on screen, navigate to an option that matches one of the menus described above.

Then, follow the on-screen instructions to set your USB installer as the first, primary, or preferred boot device.

BIOS or UEFI menu-If your interrupt opens the full BIOS or UEFI setup menu, you’ll need to find settings related to Boot or Startup.

You can use arrow keys, or mouse in some cases, to select your USB installer.

One-time boot menu-If your interrupt triggers a one-time boot menu, you’ll see a list of boot options on your screen.

Select your USB installer as the boot device using:.

Immediately begin repeatedly pressing your device's boot key.

If you’re unsure which key to use, see Boot keys below.

Insert the ChromeOS Flex USB installer.

Note: Make sure the target device is completely powered off, and not asleep or idle.

Turn off the device you want to run ChromeOS Flex on.

Use the USB installer that you just created to boot the device you want to run ChromeOS Flex on.īefore you begin: Read the notes and installation instructions specific to your device.

Booting from usb