How to Fix Samsung Galaxy S9 Not Charging

How to Fix Samsung Galaxy S9 Not Charging

How to fix Samsung Galaxy S9 not charging problem? The Galaxy S9 has the best features from technical specifications, quality of features, design and much more. This model has a very powerful hardware inside, and although it is powerful, Samsung has also started to reduce the battery size. Therefore, the battery of the device cannot keep up with the powerful processor and large screen of the device. Not only that, but Samsung’s software needs a lot of optimization as there are some bugs that further affect battery life. Let’s take a look at how to fix Samsung Galaxy S9 battery life.

How to Fix Samsung Galaxy S9 Not Charging

Issue 1: How to Disable Live Wallpapers

Due to the fact that the Galaxy S9 has a beautiful 18:9 display, live wallpapers look really good on them. While they may look good for most users, they use a lot of your device’s battery. Not only do these wallpapers actively use your phone’s screen because of the animations, but they also use your phone’s processor to create the live wallpaper. And since the Galaxy S9 has an OLED panel for its display, switching to a black static state can be very useful for improving your battery life.

This will save your battery as you are no longer using the processor for the wallpaper. Apart from that, OLED displays cover all the black parts on the screen, which means that the black wallpaper will cover most of the screen and will further extend your phone’s battery life. You can change the live wallpaper on your device to a black color by following the instructions provided.


  1. Go to the home screen of your Samsung Galaxy S9 and long tap on an empty space.
  2. Now go to the ‘Wallpapers’ option and select the ‘From Gallery’ option and choose any black wallpaper.
  3. After that, it will ask if you want wallpaper for the home screen and lock screen, or both. Once you choose this, your Galaxy S9 will have static black wallpaper, which consumes less battery.

Problem 2: Samsung Galaxy S9 Not Charging Problem GPS

Global Positioning System or GPS is a feature on modern smartphones that makes your life very easy. It is essential for tasks such as navigation, auto-filling your approximate location on websites and in the app, tracking your phone, etc. Unfortunately, GPS also drains your device’s battery as it constantly updates your current location. Fortunately, Google gives you the option to change the GPS mode on all android phones which can be used to get more out of your device battery.

Samsung Galaxy S9 Not Charging Problem

There are basically two types of GPS modes: ‘High Accuracy’ and ‘Battery Saver’. And as the name suggests, the high accuracy mode is useful when you know that the point where you use your apps like Google Maps is crucial. On the other hand, battery saving mode can be useful for apps and websites that only need your approximate location. So switching to battery-saving GPS mode when not navigating means you’ll be saving a lot of battery life in the background. You can change the GPS modes on your Samsung Galaxy S9 with the following steps.


  1. Open the ‘Settings’ app on your S9 and go to ‘Connections’.
  2. After that, open the ‘Location’ settings and select the ‘Location Method’ option.
  3. Now you can change the GPS mode according to your needs; if you want to save battery, select battery saver and everything will be fine as long as you don’t want to use navigation.

Problem 3: Change the resolution to FHD+.

The Samsung Galaxy S9 as well as the S9 Plus comes with a QHD+ display. While this display is the best in its class and looks very clear, it consumes a lot of battery due to the high resolution. In simple terms, the higher resolution your processor needs to be, the more battery it will consume.

Fortunately, Samsung has added an option on their phones that allows the user to change the resolution of the phone, which can help extend the battery life of your device. The best part about this feature; it is quite easy to use and you can quickly change the resolution of your device on the go. It is very easy to change the resolution on your Galaxy device using the given steps.


  1. Go to the ‘Settings’ app on your phone and open the ‘Display’ section from there.
  2. Now open the ‘Screen Resolution’ settings where you can easily adjust the resolution of your device.
  3. You can change the resolution according to your preference between battery life and the clarity of your phone’s screen.

Problem 4: Always Close on Screen

Samsung’s Galaxy S9 has an “OLED” display. Thanks to this, the “Always on Display” option has been added, which works quite well. Since OLED displays can turn on selected areas of a screen, it allows you to check things like time, date, notifications, weather, etc., always on display, without unlocking your phone. And the best part about this feature is that it consumes almost no battery thanks to the display technology.

While always display feature also turns on low power mode, some users have reported some improvements in their battery by disabling the AoD feature. So, you can try disabling this feature and see if there is any difference on your phone by following the given instructions.


  1. Open the ‘Settings’ app on your phone and scroll down to the ‘Lock Screen’ section.
  2. After that, you need to find the ‘Always On Display’ option.
  3. Using this option, you can easily turn it off on the screen anytime on your Samsung Galaxy S9 or S9 Plus.

Problem 5: Optimizing and Uninstalling Apps

The apps installed on your phone play a big role in the total battery consumption of your device. So, if you have an extra installed app on your device that you don’t use, make sure to uninstall most of them immediately as they keep running in the background. Therefore, your processor is constantly running and your battery is resetting much faster. So make sure to uninstall old apps on your device by grabbing the app icons and dragging them to the uninstall option.

Solution: After uninstalling the extra apps, we can further optimize the apps you regularly use on your device. For this, Samsung has provided an option for Device Maintenance in the settings app. You can use this to optimize the entire device which will free up RAM, clear the cache and more! Overall, optimizing will be an extra bonus for your phone’s battery life.

Question 6: Enabling and Configuring Battery Saver

Solution: Finally, we have the Samsung Galaxy S9 and S9 Plus’ built-in battery saver mode. You can find the Battery Saver mode in your phone’s Battery settings, where you’ll see two modes, ‘Medium’ and ‘Max’. These battery saver modes change different aspects of the phone such as the resolution, animations, processor speed, brightness and more to extend the battery life of your Samsung flagship device.


Since there are many factors that affect the battery life of your Samsung Galaxy S9 cell phone, there is a chance that the fixes mentioned above may not solve your problem. If this is exactly what you are experiencing with your device, you should either do a factory reset or contact the nearest Samsung service center so that Samsung’s trained professionals will surely fix all the issues with your Galaxy S9 or S9 Plus.

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