Troubleshoot Quick Battery Drain on Galaxy S8 [+Optimization tips]

Both, Samsung Galaxy S8 and S8 Plus are said to be Samsung’s most powerful and beautiful smartphone ever released. The Galaxy S8 become popular for its new OLED display technology with infinite technology. But no, matter how beautiful and advanced the hardware of Galaxy S8 is some people will be needing more battery standby because Battery-life is something that smartphone users prefer the most. In this tutorial, we’ll help you with some best troubleshooting quick battery drain problems on Galaxy S8 and S8 Plus along with tips to improve battery life.

There are many small settings that can outcome better battery life on these two smartphones. That means you don’t have to use any kind of third-party apps or utility to achieve that. Though you can use battery saving applications like DU Battery saver or similar ones in addition to these tips and tricks. Most importantly, the tips and solutions that we mention within this guide won’t hurt your phone in any manner. So, you can apply them easily and without worrying about anything else.

During this guide, we’ll help you with different troubleshooting solutions to fix quick battery drain problems. Such problems can happen to new and old, both smartphones. Most of the time, these problems are directly linked to applications and programs that we have installed on our phone. Many of those apps could be running unusually that is causing your phone’s battery to drain out quickly. Thus, if you’ve been such problems on your Samsung Galaxy S8 and S8 Plus smartphones, these troubleshooting solutions should come helpful to you.

While we fix the problems causing your phone’s battery goes off quickly, we have some recommendations as well. These recommendations/tips should help you improve battery life on these two smartphones; Samsung Galaxy S8 and S8 Plus. These are really some basic tips and settings that you can implement right after we calibrate your phone. Or simply we can see them as daily habits. With some sacrifices, we can get some improvements in the overall battery life of these two smartphones. Before we can start troubleshooting these mobile phones, there’s one thing that you should know.

While we troubleshoot quick battery drain problem on Galaxy S8 and S8 Plus, there are chances that you might need to format your phone. That means everything that is stored within the internal memory is deleted during the troubleshooting. Therefore, a general backup is highly recommended. For that purpose, either you can use some third-party apps or just follow this tutorial; how to backup Samsung Galaxy smartphone. Or else, once the files are deleted, that wouldn’t be possible revert that process. Now we can proceed further and perform several troubleshooting solutions on these two smartphones.

1. Observe apps to troubleshoot quick battery drain issues on Samsung Galaxy S8 and S8 Pus

Most of the time, low battery problems are caused by the applications installed on our phone. Therefore, the very first step is to thoroughly observe the applications. It might possible that certain application is behaving abnormally due to some reason and that’s what consuming most of your battery power.

In order to observe background apps and detailed information about battery life, we recommend you to use the Developer Options. Within this menu, you get ‘Running services’ option that allows users to review background applications with detailed insights. Just follow the below tutorial to enable Developer Options on your phone:

Now, open the Developer Options on your your phone and follow the below steps:

  1. Open Settings.
  2. Tap on ‘Developer Options’.
  3. Now, tap on ‘Running Services’.
  4. Under this menu, you can review all background applications and battery amount they’ve consumed.
  5. Disable or remove apps that have consumed most of the battery power.

That’s one way to carefully observe apps and remove bad ones to avoid quick battery drain problem. If you don’t want to remove some of these apps, you can try clearing their cache and data files. That will reset those applications and after that, they should work normally.

2. Wipe cache partition to fix fast battery drain problems on Samsung Galaxy S8 and S8 Plus

It is usual to observe this problem over time. There are many factors that could cause this problem. While we use our phone for a long time, tons of garbage and cache files are stored. Eventually, these unwanted files impact the usual working of our phone. It negatively impacts the performance, stability and somewhat battery life.

Basically, these cache data and unwanted files are generated by the applications that we have on our phone. Every time we open an application, it tends to create some cache files and data that turn into nothing over time. Thus, for better performance and smooth working, it is recommended that we clean our phone frequently.

While we clear the entire cache on Galaxy S8 and S8 Plus, that won’t hurt your files stored within your phone. This action will calibrate both; battery like and overall performance. In order to do that, we’ll use the recovery mode and perform ‘Wipe Cache Partition’ action over there. Just follow the below steps to perform this action on your phone:

  1. Turn OFF your phone.
  2. Now, boot into the recovery mode on your Galaxy S8.
  3. Under the recovery mode, tap on ‘Wipe Cache Partition’.
  4. Give your confirmation and perform this action.
  5. Exit the recovery mode.

This action will clear a good amount of internal storage on your phone while it improves the overall performance and stability. Thereby, observe the battery life on your phone. You must observe some improvements. And if nothing happens so, you can try a factory reset your phone.

3. Factory reset your phone to calibrate battery life and performance

It works most of the time. This action removes all third-party settings, apps and clutter that has been gathered on the phone. Performing this action will turn your phone into a factory fresh-piece with original stock performance, stability and battery life. If you’ve been using your phone for a long time, then there are greater chances that it might have been overwhelmed with clutter and setting defects.

Consequently, we can factory reset Galaxy S8 and S8 Plus phones to calibrate these aspects. However, you should know that performing this action will thoroughly wipe the internal memory of the phone. Everything that is stored within the device would be deleted and there’s no way to revert that action. Thus, you should perform this action very carefully and must create a backup of all important files.

To perform this action, either you could use the recovery mode or just use Settings menu. For some reasons, using recovery mode is much better. Just follow the below steps to factory reset your phone and fix quick battery drain problems:

  1. Turn OFF the phone.
  2. Now, boot into the recovery mode.
  3. Under the recovery mode, select ‘Wipe data/factory reset’ and perform this action.
  4. Give your confirmation and proceed with this action
  5. Exit the recovery mode.

That’s what you can do to fix and cure quick/fast battery drain problems on your phone. That should have fixed almost all problems on your phone. No matter whether you were facing quick battery drain, low performance or instability problems, this reset fixes them all.

Since we have calibrated the battery life on these two smartphones, now we can proceed to further optimizations. Now, follow below tips and optimizations to improve battery life on these two smartphones.

Troubleshoot Quick Battery Drain on Galaxy S8 and S8 Plus

Tips and tricks to Improve Battery Life on Galaxy S8 / S8 Plus

1. Adjust your screen brightness

Screen sucks much of your battery juice, so the longer it stays own and the brighter it is, the more it uses your battery. So adjust your Screens’ brightness by decreasing it specially when indoors to save battery and power of your Galaxy S8. You can also activate Auto Brightness feature if you want to adjust brightness again and again.

Go to settings >> Brightness settings >> Adjust brightness OR Activate Auto-adjust

You can also adjust brightness by pulling down notification shade and adjust the brightness by moving the slider.

2. Turn off the always-on display

Galaxy S8 screen is super efficient and doesn’t draws much power but still it it uses you battery. Always-on display of Galaxy S8 also draws a little bit juice of battery and turning it off when screen is locked.

3. Turn off Bluetooth, Wi-Fi, and NFC after use

If you are not using apps that requires Wi-Fi, Bluetooth and NFC then it is advised to turn these features off, because it also uses a bit of your Battery’s power.

Increase Battery Life on Galaxy S8 Go to settings >> Connections >> Turn OFF Wi-Fi, Bluetooth and NFC and Payment.

4. Turn on Power saving mode

This is one of the best feature you can use to improve the battery life on Galaxy S8. Turn on the Power Saving Mode to enhance your battery life which will also adjust various factors on your device.

You can select from different presets by setting different settings inlcuding Brightness, Screen resolution, CPU speed and network usage.

5. Lower your screen timeout

If you want to save every last bit of your battery then you should decrease the screen timeout of your device to the lowest. Set your screen to automatically turn its screen off after 15 seconds of inactivity to save every last bit of the power.

6. Optimize your Galaxy S8

Samsung added a new maintenance feature in it’s latest flagship device Galaxy S8. This new maintenance will go through your phone and close down all the unnecessary apps, clearing all the cache and ensuring that your phone runs efficiently. The less power you waste on the unneeded apps, the more power you save in return.

7. Turn off or lower you GPS accuracy

S8 has a built-in GPS, and to get more accurate data on your location it will collect data from all the cell towers and Wi-Fi spots around you. You can save more power by turning the GPS off or turning down the accuracy.

Open the connection settings >> Scroll down and Tap on Location >> Location method >> Battery Saving method.

That completes our tutorial here that covers different troubleshooting solutions to cure quick battery drain problems on Samsung Galaxy S8 and S8 with some useful tips and tricks for improvement purpose. Surely, there are more actions that we can cover. If you have a tip for us or anything good to share with us, do let us know.

If you don’t find solution to your problem here, just drop your comments below. We strive to do our best in solving problems related Android smartphones. Therefore, you can write to us for that purpose and we would love to help you further.

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