Tech Reference

2 ways to lock a Windows computer from your keyboard and quickly secure your data

Dell XPS 15 2019
It's easy to lock Windows from your keyboard. Crystal Cox/Business Insider
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You can't accuse Windows of not giving you enough ways to lock your computer. 

In addition to locking it from the Start menu, letting it lock automatically after a period of inactivity, and even using Bluetooth to lock when it senses you've left, there are two ways to lock Windows with quick keyboard shortcuts. 

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How to lock Windows from your keyboard 

Both keyboard shortcuts accomplish the same thing, so you can use whichever one is more convenient or easier for you to remember. 

Here's how to lock your Windows PC from the keyboard.

Press Ctrl + Alt + Del

You might know the Ctrl + Alt + Del shortcut as an old-fashioned way to interrupt Windows and reboot the computer. 

Its purpose has changed over the years, however. These days, this three-key shortcut has a variety of functions — including letting you lock Windows.

Press the Ctrl, Alt, and Del keys at the same time. A screen of options should appear. When it does, click "Lock."

keyboard 1
Use the Ctrl + Alt + Delete combo to lock your computer.  Dave Johnson/Business Insider

Press the Windows Key + L

There's an even faster way to lock the screen — do it in a single keystroke. 

Press the Windows and L keys at the same time. It should lock instantly. 

keyboard 2
Press Windows-L to lock the computer immediately.  Dave Johnson/Business Insider

 

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Dave Johnson is a technology journalist who writes about consumer tech and how the industry is transforming the speculative world of science fiction into modern-day real life. Dave grew up in New Jersey before entering the Air Force to operate satellites, teach space operations, and do space launch planning. He then spent eight years as a content lead on the Windows team at Microsoft. As a photographer, Dave has photographed wolves in their natural environment; he's also a scuba instructor and co-host of several podcasts. Dave is the author of more than two dozen books and has contributed to many sites and publications including CNET, Forbes, PC World, How To Geek, and Insider.