Troubleshoot Common Problems In Samsung Galaxy A12: HOW TO FIX!

In today’s article, we will troubleshoot common problems in Samsung Galaxy A12.

After using the Samsung Galaxy A12 device, many users are facing common issues and problems in the Galaxy A12.

But don’t worry, in today’s guide, I will tell you the troubleshooting of Common Problems In Samsung Galaxy A12 and give a proven solution.

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

Samsung has recently added a new phone to its A-series called Samsung Galaxy A12, this phone comes with a 6.70-inch PLS IPS HD+ display.

The Galaxy A12 is powered by an octa-core Mediatek Helio P35 (12nm) processor, as well as it has been launched in four variants, the first with 3GB RAM, 32GB storage, second 4GB RAM, 64GB storage, third 4GB RAM, 128GB storage, and the fourth 6GB RAM, 128GB storage.

Talking about the battery and operating system, the Samsung Galaxy A12 runs on OneUI 3.1 based on Android 10 and is powered by a big 5000 mAh battery.

As far as cameras are concerned.

The Samsung Galaxy A12 has a quad-camera setup, with a 48-megapixel primary camera, then a 5-megapixel ultra-wide camera, then a 2-megapixel macro lens, and then a 2-megapixel depth sensor.

Common Problems In Samsung Galaxy A12

Troubleshoot Common Problems In Samsung Galaxy A12: Network, Heating, Camera, and More

First of all, in this article, we will discuss various common issues and problems with Moto G50 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 10 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 Samsung A12

If you are facing a network problem on your Samsung A12? So don’t worry, below I have listed some effective tips that you can try to fix the network problem on your Galaxy A12.


  • 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 Galaxy A12.
  • That’s It 🙂

Problem – Overheating problem in Samsung Galaxy A12?

Whenever you play games or use features or apps that require a lot of power, your phone also fast drain of battery, due to which your phone may become temporarily heat 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 still not fixed then the last option is to factory reset your Galaxy A12.
  • That’s It 🙂

Issue – Camera Failed Error in Samsung Galaxy A12


  • First of all, Forced Restart your Galaxy A12.
    • Press and hold the Volume Down Button and the Power Button simultaneously for few seconds.
  • Clear cache of your default Camera App.
    • Go to Settings → App info → Storage → Clear cache
  • If your problem is still not resolved, then factory reset your Galaxy A12.
  • That’s It 🙂

Problem – A sluggish or Lagging User Interface in Galaxy A12


  • Remove the application you are not using from the Recent tab.
  • Once, Restart your Galaxy A12. 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 Galaxy A12.
  • You have still problems with the Touch screen? If it is, then the last option is to factory reset your Galaxy A12.
  • That’s It 🙂

Issue – Samsung A12 Battery Draining Fast

Many people have this problem if you are also facing the problem of battery drain with your Samsung A12.

To fix the problem of battery drain on your Galaxy A12, 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 Samsung A12

Since the launch of this smartphone, the users of Galaxy A12 have been facing this app crash problem:

Don’t worry, the problem of this app crash is not only happening on the Galaxy A12 phone, but other Galaxy 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 new software update is available.
  • If your phone is facing any problem due to a single application, then you can Go to Settings → Apps and Select that app then clear its data and cache.
  • Restart your device once after following all these steps.
  • That’s It 🙂

Issue: Touch screen issues on Samsung Galaxy A12

If you are experiencing slow or unresponsive touch screen issues on your Galaxy A12, 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 Galaxy A12 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 Galaxy A12.
  • That’s It 🙂

Problem – Fingerprint sensor not working Samsung A12

In many forums and discussion sites, Galaxy A12 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 Samsung Galaxy A12 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 🙂

Issue – Unable To Send Text Messages on Samsung A12


  • 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 Samsung A12.
  • If you do not need the old messages, delete them.
  • Once, Restart your Samsung A12 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 Samsung A12


  • 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 Samsung A12, then install it.
  • Check if flight mode is on in your Galaxy A12, if it is on then turn it off.
  • Reset your phone Network settings.
  • That’ It 🙂

Issue – Bluetooth not working in Samsung A12?

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 that 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 🙂

Problem – Microphone not working on Galaxy A12


  • 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 Galaxy A12.
  • That’s It 🙂

Issue – Galaxy A12 is constantly freezing or crashing

If your Galaxy A12 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 Samsung service center.


  • First, Force reboot your Samsung A12.
    • 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 Galaxy A12, 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 Galaxy A12.
  • That’s It 🙂

Troubleshooting Steps for Samsung Galaxy A12

These are simple troubleshooting steps, many problems are solved by trying them, will definitely try them once.

Boot your device into Safe Mode

  • First press and hold the Power button, after that you will get three options, in which there will be a safe mode.
  • You have to Tap into safe mode
  • That’s It 🙂

Reset your device Network settings

  • First, Go to Settings
  • Then Tap on the General management
  • Tap on Reset → Reset Network Settings
  • Now Tap the Reset Settings button
  • Finally, Tap Reset and Tap Confirm
  • That’s It 🙂

 Factory Reset your device

  • First, Go to Settings App
  • Then Tap on the General management 
  • Tap on Reset → Factory data reset → Tap Reset
  • Finally, Tap Delete All
  • That’s It


So in this guide, I have discussed all the common problems in the Samsung Galaxy A12.

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 Samsung Galaxy A12, then be sure to tell it 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.

14 thoughts on “Troubleshoot Common Problems In Samsung Galaxy A12: HOW TO FIX!”

  1. How do I retrieve my password to open my phone? It’s requesting a password after restarting and I can’t remember inputting one, please assist.

  2. Hi, An icon is showing in the status bar of my A12 indicating severe system errors. None of the common problems you listed seem to afflict my phone. How do I determine what the problem is? hank yoy!

  3. I forgot my password and I cannot unlock my phone without it. How do I change my password when I can’t unlock the phone. I want to reset my phone back to factory status.

  4. for over a week I have voicemails that can’t download. can’t forward or send emails from cox. gmail works fine. texts work fine.

  5. I don’t want those casual screenshot methods..but unfortunately I have only those options in this galaxy a12.. how to change the settinga of scresnhot ..bcs I don’t like taking screenhot using volume and power button


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