To keep the current charge level of the Samsung Galaxy A21s always in view, you should display the battery charge level in percent. A percentage sign is displayed next to the battery symbol in the status bar, indicating the remaining battery capacity or the consumption to date.
How the battery display is shown in percent on the Samsung Galaxy A21s, we will explain here for the current Android system:
Show percentage display for the battery - How to do it
1. open the Android settings on your smartphone
Navigate to "Notifications" and then to "Status Bar".
3. here you will now find the option "Show battery charge in %".
4. activate it with the slider.
A small percentage sign is now displayed in the status bar, which shows you how much battery power you have left.
In the following video, we have again described in detail how you can display the battery charge percentage on the Samsung Galaxy A21s.