How to fix overheating problem on Galaxy S20

Wondering why your new Samsung Galaxy S20 smartphone seems to heat up so easily? While this may sound bizarre for a new high-end device to succumb to this issue, it’s inevitable. Read on to find out what had caused the overheating problem on your Galaxy S20 and how to deal with it.

It is normal for a phone to heat up from prolonged and extensive usage. The same thing when it’s charging. These however are deemed as normal circumstances as the device cools down after it’s turned off or left idle for a certain period of time. The normal operating temperature of a smartphone is typically between 37-43 degrees Celsius, or 98.6-109.4 degrees Fahrenheit. Beyond this range, it can be considered overheating. 

Several factors can trigger a smartphone to overheat. Online games, location apps and services are just among the common culprits. In worst case scenarios, overheating can be attributed to hardware damage including a bad battery. This is usually the case among old devices. Overheating issues in new devices however are mostly associated with software issues. And this is likely what’s transpiring on your new galaxy s20 smartphone. 

Scroll down to view more detailed solutions.


Troubleshooting a Galaxy S20 that’s suddenly overheating

Time Needed : 10 minutes

As mentioned earlier, software-related factors are usually the underlying cause given that what you have is a new phone unless there’s some sort of factory defect. But before rushing to a service center, you can try some workarounds to eliminate software-related factors that might have triggered the phone to heat up so quickly. And these are a few effective solutions you can try on.
Before you proceed, try to rest your phone for a few minutes and see if it cools down as it should. Otherwise, continue implementing these subsequent solutions.

  1. Clear all/end all background apps.

    Keeping apps running in the background is beneficial when multitasking with your phone. However, keeping more apps in this state can also result in some issues, especially if any of these apps crashes or acts up. To make sure this isn’t the cause, end all background apps on your Galaxy S20.
    To do this, tap the Recent key to view all running apps. Then tap the Close All button to end all these apps at once.
    Background apps are those apps you’ve recently used and are still open. Although these are considered idle, they continue to run in the background. The more apps you left to run in the background, the more likely the processor can become exhausted in the long run. And when this happens, the phone begins to heat up and eventually, overheats. This is why it’s recommended to close or end all background apps from time to time.

    fix galaxy s20 overheating problem - clear all background apps

  2. Disable unused location services, online features and auto-sync services.

    Among the apps and services that consume a large amount of power are internet apps and location services. Thus, turning these features off when not in use is highly recommended. 
    Not only that it saves power, disabling online apps and other relevant services also prevents the phone’s processor from becoming exhausted as it’s no longer triggered to sync with the online servers. 
    To disable unused wireless services such as Bluetooth, mobile data and Wi-Fi networks, you can enable Airplane mode. Or simple turn off their individual switches.
    For apps that keep syncing to online servers, configuring some in-app settings would be necessary.

    fix galaxy s20 overheating problem - enable airplane mode

  3. Reset settings to defaults.

    Sometimes, a device also succumbs to overheating issues due to customization. This is usually the case if your phone suddenly overheats after changing some settings. 
    To clear this out, reset settings on your phone to restore the defaults. Doing so will remove any flawed customization and erroneous settings that trigger the device to heat up so easily.
    To reset settings on your Galaxy S20, navigate to Settings-> General management-> Reset menu and then choose the option to Reset settings. Read and review the rest of the onscreen instructions then tap Reset to confirm that you’d like to reset all settings on your phone.
    All settings are then restored to their original values. 
    There’s no need to worry about losing important data because this reset does not affect any saved information on the internal memory.

    fix galaxy s20 overheating problem - reset settings

  4. Factory data reset.

    Among the last options you’ve got if none of the prior methods is able to solve the problem is a factory data reset. This reset will wipe everything from your phone system including complex system errors that might have ruined the power system. A factory reset however, should only be considered as the last resort considering the fact that it erases all your data. 
    If you wish to proceed, back up all your critical files to your cloud account or any preferred external storage device.
    To factory reset your Galaxy S20 through settings, navigate to Apps-> Settings-> General Management-> Reset menu and then select Factory data reset from the given options. Read and review the following instructions and then tap Delete all to confirm.
    A full system reset will then commence. The entire process could take longer depending on the amount of files to delete. 
    After the reset, your phone will restart and then loads up the factory default settings. This denotes the need for you to set things up as new.

    fix galaxy s20 overheating problem - factory data reset

Tools
  • Android 10, One UI 2.0 and up
Materials
  • Galaxy S20, Galaxy S20 Plus, Galaxy S20 Ultra

Factory Data Reset doesn’t do any good and the overheating issue continues?

If none of these solutions helps and your galaxy s20 continues to overheat, then you better take it to the nearest Samsung-authorized service center. There’s a higher chance that hardware damage is present and therefore not safe. If the phone is provided by your carrier, then you may have to consider having it replaced. You can also avail for warranty, if you’re still eligible for one. 

And that covers everything in this troubleshooting guide. Please keep posted for more comprehensive troubleshooting guides and tutorials that would help you make the most of what the new Samsung galaxy s20 has to offer.

You can also check out our YouTube channel to view more smartphone video tutorials and troubleshooting guides.


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