If you're accustomed to the 24-hour time format (also known as military time), you'll be pleased to know that switching your Chromebook's clock is a straightforward process. This guide will walk you through the simple steps needed to display time in the 24-hour format instead of the default 12-hour AM/PM system.
Many users prefer the 24-hour format for its clarity and precision—there's no confusion about whether 8:00 means morning or evening. This format is standard in many countries around the world and is commonly used in professional settings such as healthcare, aviation, and military operations. Whether you're coordinating across time zones or simply prefer the unambiguous nature of 24-hour time, making this change on your Chromebook takes just a few moments.
Video Tutorial
Follow along with our step-by-step video guide below for a visual walkthrough of the process:
Step-by-Step Instructions
Here's how to enable 24-hour clock format on your Chromebook:
- Open Settings: Click on the clock in the bottom-right corner of your screen (the system tray), then click the gear icon to access your Chromebook's Settings. Alternatively, you can type "chrome://settings" in your browser's address bar.
- Search for System Preferences: In the Settings search bar at the top of the page, type "system preferences" or simply "clock" to quickly locate the relevant setting.
- Enable 24-Hour Clock: Look for the toggle switch labeled "Use 24-hour clock" and click it to enable this option. The change takes effect immediately.
That's all there is to it! Your Chromebook's clock will now display time in 24-hour format (for example, 14:30 instead of 2:30 PM). You'll see this change reflected in your system tray, lock screen, and throughout Chrome OS.
Understanding the 24-Hour Format
If you're new to the 24-hour clock system, here's a quick reference: hours run from 00:00 (midnight) to 23:59 (one minute before midnight). Morning hours from 1:00 AM to 12:00 PM remain largely the same (though midnight is 00:00 and 1:00 AM becomes 01:00). For afternoon and evening hours, simply add 12 to the hour—so 1:00 PM becomes 13:00, 2:00 PM becomes 14:00, and so on until 11:00 PM, which displays as 23:00.
Switching Back to 12-Hour Format
If you ever want to revert to the 12-hour AM/PM format, simply follow the same steps and toggle the "Use 24-hour clock" setting off. Your preference is saved to your Google account, so if you sign in to another Chromebook, your clock format preference will sync automatically.
Need Additional Help?
If you have any questions or encounter any issues while changing your clock settings, please feel free to contact us via a YouTube comment on the video above, and we'd be happy to assist you!
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