How to Check an iPhone Serial Number: A Step-by-Step Guide

Checking an iPhone’s serial number is a simple process that can be done in a few steps. By navigating to the Settings app, selecting General, and then tapping on About, you can find the serial number listed among other details about your device. Knowing the serial number is important for warranty purposes, checking for authenticity, or if you need to identify your phone for any reason.

After completing this action, you will have the information needed to verify your iPhone’s warranty status, confirm its authenticity, or provide it for identification purposes.


When you purchase an iPhone, it’s not just a device; it’s an investment. And like any good investment, you want to ensure it’s protected and genuine. That’s where an iPhone serial number comes into play. This unique identifier is crucial for a variety of reasons. It’s like your phone’s fingerprint, distinguishing it from the millions of other iPhones out there.

Why is this important, you ask? Well, if you ever need to get your iPhone repaired, want to check if it’s still under warranty, or if you’re buying a used iPhone and want to confirm it’s not a counterfeit, you’ll need to know the serial number. It’s also helpful if you ever lose your phone or it gets stolen. This little string of characters is more important than you might think and knowing how to find it is essential for any iPhone owner.

How to Check an iPhone Serial Number Tutorial

Before we dive into the steps, understand that by following this guide, you will be able to retrieve a unique code that identifies your iPhone. This code can be used for warranty checks, technical support, and to ensure the phone’s authenticity.

Step 1: Open the Settings app

Open the Settings app on your iPhone to get started.

The Settings app is the one with the gear icon. You can usually find it on your home screen. Once you open it, it will lead you to a list of options where you can adjust your iPhone’s various settings.

Step 2: Select ‘General’

Tap on the ‘General’ option within the Settings app.

‘General’ is the second item in the list of settings. It’s where you can find information about your iPhone, as well as access to system updates and other important features.

Step 3: Tap ‘About’

Inside General, find and select the ‘About’ section.

The ‘About’ section is at the top of the list under ‘General.’ It contains all the details about your iPhone, such as its software version, model number, and most importantly, its serial number.

Step 4: Find the Serial Number

Scroll down until you see the ‘Serial Number.’

The serial number is listed among other details like the name of your iPhone, its capacity, and its IMEI number. You can’t miss it; it’s clearly labeled ‘Serial Number.’


SecurityKnowing your iPhone’s serial number adds an extra layer of security. Should your iPhone get lost or stolen, the serial number is a way to positively identify it.
Warranty CheckBy having your iPhone’s serial number, you can quickly check its warranty status online. This is particularly useful if you’re experiencing issues with your device.
Authenticity VerificationIf you’re buying a used iPhone, checking the serial number can help you ensure that the device is legitimate and not a clever fake.


Privacy ConcernsSome people are wary of sharing their iPhone’s serial number due to privacy concerns. It’s a unique identifier that could potentially be misused if it falls into the wrong hands.
Limited Usefulness Day-to-DayOutside of warranty checks or repairs, most users will rarely need to know their iPhone’s serial number, making it a feature that might be overlooked.
Confusion with Similar NumbersThere are several numbers associated with an iPhone, such as IMEI, MEID, and ICCID. This can cause confusion when trying to locate the serial number.

Additional Information

Now that you know how to find your iPhone’s serial number, it’s essential to keep it somewhere safe. You never know when you might need it. Some people opt to take a screenshot and email it to themselves or write it down and keep it with other important documents. Remember, your iPhone’s serial number is a powerful tool that can help you in various situations.

Whether it’s for troubleshooting, warranty claims, or ensuring you’re not buying a counterfeit product, this number is there to protect and assist you. Just like you wouldn’t overlook your social security number, don’t overlook your iPhone’s serial number. Keep it handy, and you’ll be prepared for whatever comes your way.


  1. Open the Settings app on your iPhone.
  2. Tap on ‘General.’
  3. Select ‘About.’
  4. Find and note your iPhone’s serial number listed among other details.

Frequently Asked Questions

Can I find my iPhone’s serial number if my iPhone won’t turn on?

If your iPhone won’t turn on, you can find the serial number on the original box or receipt. Alternatively, if you’ve previously synced your iPhone with iTunes, you can find it there as well.

Is the serial number the same as IMEI?

No, the serial number and IMEI are different identifiers. The IMEI is specifically used for cellular devices and is necessary for network-related services.

Can the serial number be used to unlock my iPhone?

No, the serial number is not used for unlocking an iPhone. It serves as an identifier for warranty and support purposes.

What should I do if my serial number is not visible?

If you can’t find your serial number in the ‘About’ section, you can check the SIM tray or back of your iPhone, depending on the model. If it’s still not visible, you might need to contact Apple support.

Is it safe to give out my iPhone’s serial number?

In general, it’s safe to provide your serial number to Apple or authorized service providers. However, be cautious and avoid sharing it with untrusted sources.


Knowing how to check an iPhone’s serial number is a simple yet vital skill every iPhone user should possess. It’s not just a random string of characters; it’s the key to accessing support, verifying authenticity, and maintaining the security of your device. Whether you’re a seasoned tech enthusiast or a new iPhone owner, take the time to locate and record your serial number.

Keep it somewhere safe, because you never know when it might come in handy. Remember, your iPhone is more than a gadget; it’s a significant personal investment, and the serial number is an essential part of safeguarding that investment.

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