Changing the time format to 24-hour in Windows 11 is straightforward. You can accomplish this by accessing the Date & Time settings through the Settings menu. This allows you to display time in the military format, which can be more precise and less confusing for many users.
How to Change Time to 24 Hour Format in Windows 11
In this section, you’ll learn how to change the time format from 12-hour to 24-hour in Windows 11. These steps will guide you through accessing the necessary settings and making the change.
Step 1: Open Settings
Click on the Start button and then select the gear icon to open Settings.
To make changes to your system settings, you always start here. The Settings menu is like the control center for your computer.
Step 2: Access Time & Language
In the Settings menu, click on "Time & Language."
This section controls everything related to date, time, language, and region. It’s the place to go for any time-related adjustments.
Step 3: Choose Date & Time
Under Time & Language, click on "Date & Time."
This sub-menu is where we can find the option to change the time format. It’s primarily focused on how your computer displays date and time.
Step 4: Open Additional Settings
Scroll down and click on "Additional settings."
This option is somewhat hidden but crucial. It brings up more detailed settings for date and time.
Step 5: Customize Formats
In the new window, click on the "Change data formats" link.
This opens another set of options specifically for customizing how Windows displays date and time.
Step 6: Switch to 24-Hour Format
Under the "Short time" and "Long time" settings, change the format to HH:mm for 24-hour time.
This switch is what adjusts your time display to the 24-hour format. You’ll see the changes take effect immediately.
Once you’ve completed these steps, you’ll notice that the time in your taskbar and throughout Windows 11 is now displayed in a 24-hour format.
Tips for Changing Time to 24 Hour Format in Windows 11
- Know Your Formats: HH:mm is the code for 24-hour format. Make sure to use it for both short and long time options.
- Check Regional Settings: Sometimes regional settings can override time format, so ensure they align with your preference.
- Restart if Necessary: If the time doesn’t update immediately, restart your computer to apply the changes.
- Use Search: You can quickly find settings by typing "Date & Time" in the search bar.
- Stay Updated: Make sure your Windows 11 is up to date to avoid any glitches.
Frequently Asked Questions
Why should I use a 24-hour format?
The 24-hour format eliminates AM/PM confusion and is widely used in many industries, including healthcare and military.
Can I revert back to the 12-hour format?
Yes, you can easily change back to the 12-hour format by following the same steps and selecting the appropriate time code.
Does it affect the system time?
Changing the format only affects how time is displayed, not the actual system time.
Will this change apply to all users?
No, this change is user-specific. It only applies to the account you are logged into.
Can I set different formats for short and long time?
Yes, you can choose different formats for ‘Short time’ and ‘Long time’ to suit your preference.
Summary
- Open Settings.
- Access Time & Language.
- Choose Date & Time.
- Open Additional settings.
- Customize Formats.
- Switch to 24-Hour Format.
Conclusion
Changing the time to a 24-hour format in Windows 11 is quick and simple. This change can make life easier for those who prefer the military-style clock or who work in professions where precise timekeeping is crucial. By following the steps outlined above, you can easily switch your system’s time display to a 24-hour format. If you found this guide helpful, consider exploring other customization options in Windows 11 to make your user experience even more tailored to your needs. Whether you’re a newbie or a tech-savvy individual, there’s always something new to learn about optimizing your computer settings.

Kermit Matthews is a freelance writer based in Philadelphia, Pennsylvania with more than a decade of experience writing technology guides. He has a Bachelor’s and Master’s degree in Computer Science and has spent much of his professional career in IT management.
He specializes in writing content about iPhones, Android devices, Microsoft Office, and many other popular applications and devices.