Computers, Laptops & Tablets Google How to Lock a Chromebook Plus, convenient ways to unlock a Chromebook by Adam S. Doud Writer Adam has been writing about mobile technology since 2011. He is the former host of the Android Authority podcast, and his work has appeared in numerous publications. our editorial process Twitter LinkedIn Adam S. Doud Updated on February 27, 2020 Google Microsoft Apple Google Tablets Accessories & Hardware Tweet Share Email Chromebooks are very secure machines, but as they say, the greatest security system in the world won't matter if you forget to lock the front door. It's important to make sure you lock your Chromebook because it's a gateway into your Google account. Here's how to lock Chromebook when you're not using it. Using the Chromebook Lock Screen Most of the time, when you are not using your Chromebook, it will go to sleep. Right off the bat, it's important to you make sure your Chromebook will prompt for a password when it wakes up. By default this is on, but here's where the setting is located so you can double check (or turn the feature on if it's off). Go to Settings by clicking the clock in the bottom right corner of the screen, then click the Settings gear icon. Adam Doud/Lifewire Click Screen Lock. Adam Doud/Lifewire Enter your password for your Chromebook. Adam Doud/Lifewire Make sure the Show lock screen when waking from sleep toggle is on. Adam Doud/Lifewire While you are here, you can set a PIN which will unlock your Chromebook as well. How to Lock Your Chromebook There are six different ways to lock your Chromebook. Some of these methods may vary from model to model (some options may be missing form certain models), but rest assured all of these will accomplish the same result: Press and hold the Lock key on your keyboard. After about 2 seconds, your Chromebook will lock.Press and hold the Power button on your Chromebook, then select Lock.Press the Magnifying Glass key + L on your keyboard.Walk away from your Chromebook. By default if your Chromebook is plugged in, the screen will turn off in 8 minutes and go to sleep in 30 minutes. If it is not, the screen will turn off in 6 minutes and go to sleep in 10 minutes.Close the lid of your Chromebook.Click the clock in the lower right corner and then click Lock. Adam Doud/Lifewire How to Unlock Your Chromebook With Your Phone If you have an Android smartphone, you can connect it to your Chromebook. Doing so allows you to unlock your Chromebook just by having your smartphone nearby. You'll need the following: ChromeOS 71 or greater.Android 5.1 or greater.A Google account that is signed in to both the phone and the Chromebook.Bluetooth enabled on the phone and Chromebook. To set up Smart Lock, go to Settings and under Android phone, click Setup. Adam Doud/Lifewire Choose the phone you want to connect on the left, then click Accept and Continue. Adam Doud/Lifewire Enter the password for your Google account. Adam Doud/Lifewire Click Done. Adam Doud/Lifewire You're all set. As long as your phone is in Bluetooth range of your Chromebook, you will only need to click your profile picture to log in. Unlock Your Chromebook With a PIN One other easy way to log in to your Chromebook is to set up a PIN. It's often easier to type than your password, especially in tablet mode if you have a 2-in-1 Chromebook. Go to Settings > Screen lock. Adam Doud/Lifewire Enter your password for your Chromebook. Adam Doud/Lifewire Click the radio button next to Password or PIN, then click Setup PIN. Adam Doud/Lifewire Enter your desired PIN and then confirm it. Adam Doud/Lifewire The next time you need to log into your Chromebook, you'll be asked for a PIN or a password and you can enter either on the same line.