It also has a single 13 MP front facing camera, which sits in a small punch hole on the front of the screen.

Samsung Galaxy A21s - Wikipedia

Find more about What is the foldable display and protective film on my smartphone with Samsung Support. It takes 12MP images by default – the 48MP option is located in Pro mode – but both settings managed to produce wonderfully detail-rich images with plenty of vibrancy. KeywordsFind out why Samsung is not including earphones and a charger plug with their Galaxy smartphones anymore. Wi-Fi Wi-Fi is a technology that provides wireless data connections between various devices within a short range.

Find more about How to change the language settings of each app in your Galaxy device with Samsung Support. Find more about What to do if your microphone or speaker is not working properly with Samsung Support. Find more about what to do if the Galaxy phone camera does not focus on the subject with Samsung Support. Tracking/Positioning Information about the positioning and navigation technologies supported by the device.

SM-A217F/DSN | Samsung Support UK

Focal length is the distance in millimeters from the focal point of the image sensor to the optical center of the lens. Information about additional software and hardware features of the front camera which improve its overall performance. The lower the f-stop number, the larger the diaphragm opening is, hence, the more light reaches the sensor. The tracking/positioning service is provided by various satellite navigation systems, which track the autonomous geo-spatial positioning of the device that supports them.

Operating system Operating system is the system software, which manages and controls the functioning of the hardware components of the device. We recommend using Samsung’s own utilities, Samsung Smart Switch and OTA (Over-the-air), to upgrade devices.