Troubleshoot Common Problems In iQOO Z3 + PROVEN FIXES!

In today’s article, we will troubleshoot common problems in iQOO Z3.

After using the iQOO Z3 device, many users are facing common issues and problems in the iQOO Z3.

But don’t worry, in today’s guide, I will tell you the troubleshooting of Common Problems In iQOO Z3 and give a proven solution.

Before proceeding to the post, let us know some of the specs of this phone.

iQOO has recently added a new phone to its Z-series called iQOO Z3, this phone comes with a 6.58-inch IPS FHD+ display with a 120Hz refresh rate.

The iQOO Z3 is powered by the latest octa-core Qualcomm Snapdragon 768G 5G (7 nm) processor and according to GSMarena it has been launched in four variants, first 6GB RAM, 128GB storage, second 8GB RAM, 128GB storage, third 8GB RAM, 256GB storage, and the fourth 12GB RAM, 256GB storage.

Talking about the battery and operating system, the iQOO Z3 runs on the latest Funtouch 11.1 based on Android 11 and is powered by a big 4400 mAh battery with 55W fast charging.

As far as cameras are concerned.

The iQOO Z3 has a Triple-camera setup, with a 64-megapixel primary camera, then an 8-megapixel ultra-wide camera, and then a 2-megapixel macro sensor.

Common Problems In iQOO Z3

Troubleshoot Common Problems In iQOO Z3: Network, Heating, Camera, and More

First of all, in this article, we will discuss various common issues and problems with iQOO Z3 and also know the solutions to fix them.

All the steps and remedies that I have described below are tested and proven methods, so read this article till the end.

Don’t worry, I’ve shared 12 different common problems and their solutions, a problem that almost everyone faces.

I am sure that with this guide today you will definitely get a solution to the problem happening on your phone.

Please read all the steps and remedies included in this article carefully, please do not rush! This guide will eventually help you.

Issue – Network problem in iQOO Z3

If you are facing a network problem on your iQOO Z3? So don’t worry, below I have listed some effective tips that you can try to fix the network problem on your iQOO Z3.


  • Turn the airplane mode on and off for a few seconds.
  • Try turning off your SIM card for some time and then turning it on.
  • Make sure to check your device in Safe mode. Here’s a comprehensive Guide
  • Once, Reset your device network settings.
  • Also, update the software to the latest version.
  • If your problem is still not resolved, then the last option is to factory reset your iQOO Z3.
  • That’s It 🙂

Read Here: Network problem in Galaxy A22 5G, How to Fix Them!

Problem – Overheating problem in iQOO Z3?

Whenever you play games or use features or apps that require a lot of power, your phone also fast drains the battery, due to which your phone may become temporarily heated up and warm.


  • If you are not using Wi-Fi, GPS, Bluetooth, and other connectivity options, turn them off.
  • Turn Off auto-brightness and decrease screen brightness.
  • Clear all the apps you are not using.
  • Uninstall the unnecessary applications installed on the phone.
  • Check your device in Safe Mode.
  • Update your software in the latest version, if available
  • If you follow all the above steps and your problem is still not fixed then the last option is to factory reset your iQOO Z3.
  • That’s It 🙂

Problem – A sluggish or Lagging User Interface in iQOO Z3


  • Remove the application you are not using from the Recent tab.
  • Once, Restart your iQOO Z3. This closes unnecessary processes running in the background.
  • If you have battery saver mode turned on in your phone, turn it off.
  • Do not play games and don’t open any application while charging the phone.
  • Clear the System cache partition of the iQOO Z3.
  • Do you have still problems with the Touch screen? If it is, then the last option is to factory reset your iQOO Z3.
  • That’s It 🙂

Must Read: Overheating problem in Samsung A52 5G, How to Fix It!

Issue – iQOO Z3 Battery Draining Fast

Many people have this problem if you are also facing the problem of battery drain with your iQOO Z3.

To fix the problem of battery drain on your iQOO Z3, follow the steps given below:


  • First of all, turn off auto-brightness, and Decrease the brightness according to your need.
  • Make sure to choose the minimum screen timeout time.
    • Go to Settings → Display → Screen timeout → Select Minimum Screen time (Recommended 30 Seconds)
  • Enable Power Saving Mode.
  • Optimize your all apps.
    • Go to Settings →  Battery and device care → Tap on the Optimize now
  • That’s It 🙂

Problem – Apps Crash Suddenly on the iQOO Z3

Since the launch of this smartphone, the users of iQOO Z3 have been facing this app crash problem:

Don’t worry, the problem of this app crash is not only happening on the iQOO Z3 phone, but other smartphones have also shown this error.


  • First, Reset App Preferences.
    • To do: Go to Settings → Apps → Tap the Three dots → Finally, Tap Reset App Preferences.
  • Make sure if there is a new software update on your phone, install it if a new software update is available.
  • If your phone is facing any problem due to a single application, then you can Go to Settings → Apps Select that app, and clear its data and cache.
  • Restart your device once after following all these steps.
  • That’s It 🙂

Issue: Touch screen issues on iQOO Z3

If you are experiencing slow or unresponsive touch screen issues on your iQOO Z3, I have listed some quick steps below that you can use to fix your problem.


  • First, Restart your Device and check whether your problem is fixed or not.
  • Make sure to neat and clean your phone screen.
  • Remove the old screen protector.
  • Check your iQOO Z3 in Safe Mode.
  • Clear the System cache partition of the phone.
  • Do you have still problems with the Touch screen? If it is, then the last option is to factory reset your iQOO Z3.
  • That’s It 🙂

Problem – Fingerprint sensor not working iQOO Z3

In many forums and discussion sites, iQOO Z3 users have reported problems with the device’s fingerprint reader.

This problem can happen due to many reasons, let us know the ways to fix this problem:


  • Make sure you are using the same finger that you used when setting up the fingerprint.
  • This problem is also caused by a malfunction of your phone’s fingerprint sensor, check if the fingerprint sensor is scratched or damaged.
  • Remove the old fingerprint in your iQOO Z3 and add a new fingerprint.
    • Go to Settings → Biometrics and Security → Fingerprints → Enter your old PIN, pattern, or password → Registered fingerprint → Remove and Tap Remove again → Add new fingerprint.
  • Do you have still problems with the fingerprint sensor? If it is, then you can clear the cache partition of the phone.
  • That’s It 🙂

Must See: Fix Fingerprint sensor not working in Samsung Galaxy F62?

Issue – Unable To Send Text Messages on iQOO Z3


  • First of all, check whether the number you want to send the message to is not blocked.
  • Clear the cache of the default message app of your iQOO Z3.
  • If you do not need the old messages, delete them.
  • Once, Restart your iQOO Z3 and check whether your issue is fixed or not.
  • Turn on flight mode and again Turn Off.
  • That’s It 🙂

Problem – Unable to make and receive phone calls on iQOO Z3


  • Remove the SIM card from your phone and insert it again.
  • Once, Reboot your device.
  • If there is a new software update available on your iQOO Z3, then install it.
  • Check if flight mode is on in your iQOO Z3, if it is on then turn it off.
  • Reset your phone Network settings.
  • That’ It 🙂

Issue – Bluetooth not working in iQOO Z3?

Many times Bluetooth is turned off due to low battery or Bluetooth not being enabled in the phone.


  • Make sure to check for new software updates.
  • Also, make sure to Verify the Bluetooth device is Turned on and Bluetooth is enabled on both devices.
  • Both phones must be nearby to connect to Bluetooth, so check the Bluetooth connection range.
  • Once, Restart both devices.
  • If your problem is not solved then Reset your device’s Network Settings.
  • That’s It 🙂

Read Here: Bluetooth not working properly in Galaxy A12? How to Fix It!

Problem – Microphone not working on iQOO Z3


  • First, Restart the phone and record the voice to check if the microphone is OK? If you like the sound quality of the recorded voice, then the microphone is fine.
  • Once, Boot your phone in safe mode, if your phone’s microphone works well in safe mode, then the problem is with any third-party application downloaded, uninstall it.
  • Ensure that no new software update is available on your phone, install it if available.
  • If your problem is still not resolved, then factory reset your iQOO Z3.
  • That’s It 🙂

Issue – iQOO Z3 is constantly freezing or crashing

If your iQOO Z3 phone is constantly freezing or crashing then it seems very bad and disappointing.

But don’t worry, to fix this problem I have outlined some troubleshooting steps below that can help fix your problem without sending your phone to a Vivo service center.


  • First, Force reboot your iQOO Z3.
    • Press and hold the Volume Down Button and the Power Button simultaneously for a few seconds.
  • Make sure to Update your Software Version to the Latest Version.
  • Once, Boot your device in Safe Mode. Here’s Guide
  • If a particular application is causing this problem in your iQOO Z3, then you can try to clear the cache and data of those applications.
    • Go to Settings → Apps → Select the Crashing App → Storage → Clear Cache & Clear Data
  • If your problem is still not resolved, then factory reset your iQOO Z3.
  • That’s It 🙂


So in this guide, I have discussed all the common problems in the iQOO Z3.

I have shown you some key issues above and a proven solution to fix them. I hope you liked this article.

If you are facing any other problems with your iQOO Z3, then be sure to tell me in the comment section below.

I will try to resolve your issue as soon as possible and thanks for staying up to the end with this guide.

6 thoughts on “Troubleshoot Common Problems In iQOO Z3 + PROVEN FIXES!”

  1. I have facing the issue which is whenever I received calls or I want to make calls in first attempt I couldn’t receive voice and it’s blank or sometimes it’s more then first and sometimes when I want to make call it’s automatically ends up
    Please suggest what problem it is …

  2. Iam having problem of sound which goes of during video play.i have to again switch on sound button.its happen when video runs 3/4 minuites.

  3. My phone is ist 2 month old and I am facing problem related to charging . Sometimes it gives flash charging and sometimes as slow as cable charging . What should I do to resolve
    that. Other than that I noticed my phone fetes overheated while charging. Is this my phone’s problem?


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