How to Change Your iPhone to 24-Hour Clock Format

The article explains how to change an iPhone’s clock format from the default 12-hour cycle to a 24-hour format. This option, known as military time, helps prevent confusion between a.m. and p.m. It details the steps to toggle the feature on, enhancing clarity in time management.

RAYMOND OGLESBY @RaymondOglesby2
June 17, 2025 – 3 minutes read time

If you are in the US, your iPhone Clock app is automatically set to a 12-hour cycle. But did you know that you can change the time format on your iPhone? A 24-hour clock format, also known as military time, is a popular way to tell time worldwide.

Perks of the 24-hour time format include never accidentally setting an alarm for noon instead of midnight! If you already know how to change the time on your phone, you should have an easy time switching to a 24-hour clock. Let’s explore setting your iPhone to 24-hour format.

  • Get in sync with the rest of the world by using a 24-hour clock in the US.
  • If you mix up a.m. and p.m., make sure your alarms are set for the right time of day.

This tip should work on all versions of iOS, but the steps and screenshots below were captured on an IPhone 14 Pro running iOS 18.5.

CClick here to learn how to update your iPhone to the latest iOS version.

First, head to:

Settings > General > Date & Time

Refer to the image below:

Time 4
Accessing the Date & Time option

Next, toggle on 24-Hour Time. See the image below:

Time 5
Toggle on 24-Hour Time

Now, the time on your iPhone will be in 24-hour format. See the following image:

Time 6
Your Home screen time in a 24-hour format

Disclaimer

Technology is constantly evolving, and smartphone and desktop tech rarely remains static. Therefore, the information in this post is only accurate as of the date it was written. Blog posts that are older than six months may contain instructions that are no longer compatible with your device or operating system. We hope that the content from previous posts continues to function as intended. Thank you for reading TechSavvy.Life, where technology works for you.

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