Please note that battery life depends very much on how the battery is used. Note that different devices differ by battery life.
You can check battery information such as how much time is left on your battery, switch to Power Saving Mode, or set app permissions to run in the background by going to Settings > Device Care (Battery and device care or Device Maintenance) > Battery.
The below tips will show you how to get the best out of your battery in everyday usage and how to look after your battery.
• Disable those applications that you are not using.
• Decrease display brightness.
• Adjust screen timeout settings.
If the issue remained, then the issue might be technical. In this case please visit one of our authorized service center to examine your device in order to identify the issue and fix it for you.
You may refer to the link it will guide you to the nearest service center to your location https://www.samsung.com/ae/support/service-center/