How to Run Diagnostics on Your iPhone or Android Phone

By | 2024-09-22

So, your phone has been acting up lately? Maybe it’s running slower than usual, or apps are crashing more than they should. Before you panic and start looking for a replacement, let’s take a breath and try something simple: running a diagnostic check on your phone.

Running diagnostics can help you identify if there’s a hardware issue or if it’s just a software glitch that can be easily fixed. The good news is, both iPhones and Android phones have built-in tools (and some handy apps) that make it easy to run these checks. Let’s break it down, step by step!

Running Diagnostics on Your iPhone

Apple has a pretty smooth process for running diagnostics on an iPhone. Here’s how you can do it:

  1. Use Apple’s Support App
    First off, Apple has a Support app that’s available for download if you don’t already have it. It’s a great tool for troubleshooting your phone, and it even allows you to run diagnostic tests to check for problems.
    • Step 1: Go to the App Store and download the Apple Support app.
    • Step 2: Once downloaded, open the app and sign in with your Apple ID.
    • Step 3: Tap Get Support and then look for the iPhone Diagnostics option. This will guide you through running tests on your iPhone.
  2. Using Apple’s Website for Diagnostics
    If downloading the app isn’t an option or you’d prefer not to, you can visit the Apple Support website and start a diagnostic test remotely.
    • Step 1: Head to Apple’s Support Page.
    • Step 2: Click on iPhone and then select Start Diagnostics. You might need to enter your Apple ID and verify it.
    • Step 3: Follow the prompts to run a full diagnostic scan. The website will provide feedback if there’s anything wrong with your phone.

Running Diagnostics on Your Android Phone

Android is a little different because there are so many brands (Samsung, Google, OnePlus, etc.), but no worries! Most Android devices have similar diagnostic tools, and here’s how to find them.

  1. Using the Built-In Test Code
    This is a hidden gem that many Android users don’t know about. You can access a built-in diagnostic tool using a special code!
    • Step 1: Open your phone’s Dialer (where you normally make calls).
    • Step 2: Type in *#0*# (without the quotes). For most Android devices, this will open a secret diagnostic menu.
    • Step 3: From here, you can test different parts of your phone, like the screen, speakers, and sensors. Simply tap on the component you want to check.
    Note: This trick works on many Android models, but not all. If it doesn’t work on your phone, no worries! There are other ways to run diagnostics.
  2. Use a Diagnostic App
    Just like Apple, Android users have access to third-party apps that can help you diagnose issues.
    • Step 1: Go to the Google Play Store and search for apps like Phone Check and Test or TestM.
    • Step 2: Download the app of your choice and follow the instructions to run diagnostic tests on your phone.
    These apps can test everything from your battery life and memory usage to your screen and network connections.

Why Run a Diagnostic Test?

Running a diagnostic test can help you pinpoint the problem. If your phone’s battery is draining too fast, it could be because of a background app. If your screen isn’t responding well, it might be a hardware issue that can be fixed under warranty.

The great thing is that once you know what’s wrong, you can take the right steps to fix it—whether it’s adjusting a setting, updating software, or taking your phone in for repair. And sometimes, the diagnostic test will tell you that everything’s fine, giving you peace of mind that the problem isn’t serious!

Wrapping Up

Running diagnostics on your phone is super easy and can save you a lot of headaches. Whether you’re using an iPhone or an Android phone, the tools are there to help you figure out what’s going on. So before you throw in the towel and start looking for a new device, give it a try!

Got any questions or need help with a step? Feel free to ask in the comments below.

Author: dwirch

Derek Wirch is a seasoned IT professional with an impressive career dating back to 1986. He brings a wealth of knowledge and hands-on experience that is invaluable to those embarking on their journey in the tech industry.

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