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Rapid heating of Samsung Galaxy Note 8

How to fix guide


Heating is normal for mobile phones. Following are some situations where this is a common incident;

  • When device is used for a long period of time.
  • When running multiple complex apps at the same time as well as while charging.

But the unhealthy situation for the phone is when it heated up to the point where you cannot touch it. Many types of android devices have the problem of overheating. Also now the issues has spread among the Samsung Galaxy Note 8 users as well.

This post will help you to understand the reasons for the overheating other then the extensive usage. Also this will guide you to fix the overheating problems of your Galaxy Note 8.

Reasons for the overheating in Galaxy Note 8

Following is a list of reasons for the overheating problem in your Galaxy Note 8;

  • Your phone might contain a bad battery.

  • App problems.
  • Software glitch.
  • The most likely reason; faulty update and some third-party apps that have gone rogue
    • The 3rd party apps might be navigation apps, Facebook messenger, location services etc. 
  • Faulty SD card- because some contents in the SD card might have been corrupted this might make the processor to work continuously.
  • Environmental factors; charging or using your Galaxy Note 8 in a  extremely hot temperature environment. This might also results in fast battery draining.
  • Hardware damage; be sure to have a technician diagnose your Galaxy Note 8 as soon as possible if you this that a defective hardware is the problem.

How to fix the overheating problem of your Galaxy Note 8 

The solutions for the problem varies according it’s cause. The point is to identify the cause correctly and to treat it.

Following are the solutions for the overheating problem for a device with software-related problems. 🙂 Hence these might not solve the if the cause is damaged component.

Fix 1: Booting in the Safe Mode and diagnosing the apps

This step is important to check weather 3rd part app affect the Overheating problem. To do this reboot your Galaxy S8 in the safe mood.Safe mode is a great tool that allows you to figure out whether or not a third-party app is responsible for the problems you may be experiencing with your Galaxy Note 8. When you booting your device into safe mode, all the third-party apps will be disabled, while those that are pre-installed still work (YouTube, Gmail…). The issue you’re experiencing goes away in safe mode. Then you can be sure that one of the third-party apps is responsible for the issue. If your device does not heat up while in the safe mood  then try uninstalling suspected apps individually, specially the ones which are recently installed and then test your device, Following are the steps to do that;

Steps to boot in the Safe Mode

  1. First turn the device off.
  2. Press and hold the Power key then past the model name screen.
  3. The “SAMSUNG” logo will be appears on the screen.
  4. Then release the Power key.
  5. Immediately release the Power key.
  6. Then Press and hold the Volume down key.
  7. Continuously hold the Volume down key until the device finishes restarting.
  8. After all Safe mode will display in the bottom left corner of the screen.
  9. Then release the Volume down key when you see Safe Mode.
  10. Let your phone run in Safe Mode and check for the problem
  11. If the over heating problem has solved now, the problem might be due to a 3rd part app.
  12. Uninstall the suspected apps that may be causing the problem one by one.

If overheating also happened in the Safe Mode, then the problem might be within the phone system itself.

Fix 2:Delete cache in the Recovery Mode

The cache is the temporary storage area of a device. It retains certain kinds of data. The aim of the cache is for speed up your device operations quickly and smoothly and reduce  processing and consuming data. Sometimes app cache might be outdated or corrupted. This might cause an app to have issues. When you clear an app’s cached data, you remove the temporary files placed there.Before following the below steps be sure to back up data on your device’s internal memory Following are the steps to clear cache partition in your  Note 8;

  1. First power off your device.
  2. Then, press and hold the Volume Up and the Bixby buttons, next press and hold the Power button.
  3. When you see the green Android logo on the screen, release all buttons. Then you will see a message saying, “Installing system update” for about 30 seconds or so before showing the Android system recovery menu.
  4. After the Android system recovery menu appears, press the Volume Down button to highlight the Wipe Cache Partition option.
  5. Then press the Power button to select Wipe Cache Partition option.
  6. Now press the Volume Down button to highlight “Yes” and then press the Power button to select it.
  7. Wait until the wipe cache partition is complete. When it’s finished, You will see that the Reboot system now option is highlighted.
  8. Now press the Power button to reboot your device.
  9. Check weather the overheating problem ha solved. If not go for the next solution.

Fix 3:Updating to the latest Android system 

Following are the steps to do this;

  1. First go to Apps.
  2. Then tap Settings.
  3. Tap Search.
  4. Then search and select option System updates.
  5. Then select the option to Download updates manually.
  6. Now the device will check if there is an system update available. If there is an update follow the instructions and update it.

Fix 4:Do the Factory Reset

Warning! A factory reset erases all your data from your phone.

Following are the steps to do Factory reset in Galaxy Note 8 through settings;

  1. First swipe up on an empty spot from the Home screen to open the Apps tray.
  2. Then tap Settings.
  3. Select Cloud and accounts from the settings.
  4. Then tap Backup and restore.
  5. Tap the slider to turn Back up my data option on or off as you choice.
  6. Then tap the slider to turn Restore option on or off as your choice.
  7. Now tap the back button to go back to Settings menu.
  8. Tap General Management.
  9. Then tap Reset.
  10. Select Factory data reset from the given options.
  11. Then
    tap Reset.
  12. If asked, enter your credentials to unlock your device and then tap Continue.
  13. In order to do factory reset, tap Delete All and wait until the reset is complete. After that proceed with the initial setup.

Following is the way to do master reset for your Galaxy Note 8 using hardware keys;

  1. First power off your Samsung Galaxy Note 8.
  2. Then press and then hold the Bixby button and Volume UP keys, while still pressing the Bixby button and Volume UP keys, press and hold the Power key. Once you press and hold the power key the phone will start to respond, But do not release the hold of any of the keys now.
  3. Then the green Android logo will display on the screen. On this time release keys.
  4. Then Android system recovery menu will open. This might open after displaying the message ” installing system update”. But it is just the first phase of the process.
  5.  Then navigate through the options using the ‘volume down key’ and highlight the  ‘wipe data / factory reset’ option. Then Press the power key to select  ‘wipe data / factory reset’ option.
  6. Now you will be asked weather to delete all user data.For this highlight the option ‘Yes’ using the Volume Down key. Then press the Power button to select it.
  7. At this point the phone will do the Master Reset. Wait until this process finishes. After the process completes, highlight ‘Reboot system now’ with Volume Down key and press the Power key to select it.
  8. Now the factory resetting process is completed and your phone will  reboot on this time.
  9. After completing Master Reset and rebooting your device, check weather the problem has solved. If this didn’t fix the problem then go for a hardware troubleshooting. 

How to fix hardware problems of your Galaxy Note 8 

To do do this take your device to an authorized service center for hardware assessment.If necessary go for a repair. 

Some other fixes to the problem

Follow the below steps as much as possible to avoid your phone getting necessarily heat up.

  • Do not use multiple complex apps at the same time. Because it will give more workloads to carry out simultaneously.
  • Do not keep your device in a hot area especially when charging.
  • Only use a ‘original equipment manufacturer’ charger or adapter when charging. Non Samsung chargers can also make your phone over heated.

Hopefully this article will solve your over heating problems in your Samsung Galaxy Note 8 . 🙂 🙂 

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