Press Enter if asked to turn OS verification off To enable developer mode on a Chromebook, press and hold the Esc + Refresh + power button at once.When the Chrome OS is missing or damaged message shows up, press and hold Ctrl + Dsimultaneously. This post will explain exactly how to do it and what to look for when you're at it.Here: What is a Chromebook, and what can it do? Warning: Remember that enabling Chrome OS Developer Mode opens up your computer to abilities that aren't officially supported.Make sure to do your research, and keep in mind that unsupported and experimental features can cause problems.The responsibility falls only upon you if something happens to your software or hardware. Links on Android Authority may earn us a commission.Learn more.Chrome OS devices are getting more powerful and capable, allowing for a pretty good, albeit simple, PC experience.If you want to go beyond the basic capabilities of your Chromebook, though, you'll have to enable Chrome OS Developer Mode. How to enable Developer mode on a Chromebook in just a few minutes

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