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Samsung Galaxy A21 User Manual

Samsung Galaxy A21
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Galaxy
A11
IA21
User
manual

Table of Contents

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Samsung Galaxy A21 Specifications

General IconGeneral
Panel typeTFT
Screen shapeFlat
Display diagonal6.5 \
Display resolution720 x 1600 pixels
Native aspect ratio-
Display number of colors16 million colors
Processor cores8
Processor frequency2.3 GHz
Coprocessor frequency1.8 GHz
User memory20.2 GB
RAM capacity3 GB
Memory card slot typeDedicated slot
Compatible memory cardsMicroSD (TransFlash)
Maximum memory card size512 GB
Internal storage capacity32 GB
Digital zoom4 x
Rear camera typeQuad camera
Front camera typeSingle camera
Front camera flashNo
Maximum frame rate30 fps
Video recording modes1080p
Rear camera aperture number1.8
Resolution at capture speed1920x1080@30fps
Front camera aperture number2
Video capture resolution (max)1920 x 1080 pixels
Rear camera resolution (numeric)16 MP
Front camera resolution (numeric)13 MP
Third rear camera aperture number2.4
Second rear camera aperture number2.2
Third rear camera resolution (numeric)2 MP
Second rear camera resolution (numeric)8 MP
4G standardLTE-TDD & LTE-FDD
3G standardsUMTS
SIM card typeNanoSIM
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version5.0
3G bands supported850, 900, 1900, 2100 MHz
4G bands supported600, 700, 800, 850, 1800, 1900, 2100, 2600 MHz
SIM card capabilitySingle SIM
Mobile network generation4G
USB connector typeUSB Type-C
Headphone connectivity3.5 mm
Multimedia Messaging Service (MMS)Multimedia Messaging Service (MMS) is a standard way to send messages that include multimedia content to and from a mobile phone over a cellular network
Form factorBar
Product colorBlack
Audio formats supported3GA, AAC, AMR, AWB, FLAC, IMY, M4A, MID, MIDI, MP3, MXMF, OGA, OGG, OTA, RTTTL, RTX, WAV, WMA, XMF
Video formats supported3G2, 3GP, ASF, AVI, FLV, M4V, MKV, MP4, WEBM, WMV
PlatformAndroid
Talk time (3G)- h
Battery capacity4000 mAh
Cables includedUSB
Weight and Dimensions IconWeight and Dimensions
Depth8.1 mm
Width76.7 mm
Height167.8 mm
Weight193 g

Summary

Getting Started with Your Device

Device Models Overview

Information on Galaxy A11 and Galaxy A21 models.

Initial Device Setup

Instructions for charging, SIM installation, and initial device setup.

Basic Device Operations

How to turn on the device, use the setup wizard, and transfer data.

Navigation and Gestures

Explains touch gestures, navigation bar, and screen interaction.

Home Screen Customization

Personalizing app icons, wallpapers, themes, and widgets.

System Status and Notifications

Understanding status bar, notification panel, and quick settings.

Security and Biometrics

Setting up screen locks, Face Recognition, and fingerprint scanner.

Advanced Device Features

Using Multi window, Edge panels, and text input methods.

Emergency Mode

Accessing emergency features and conserving battery power.

Camera and Gallery

Camera Operations

Navigating the camera, shooting modes, and settings.

Gallery Management

Viewing, editing, and managing pictures and videos.

Device Applications

Managing Applications

Uninstalling, searching, sorting apps, and creating folders.

Preloaded Applications Overview

Information on Samsung, Google, and Microsoft apps.

Device Settings

Accessing and Searching Settings

How to open and search for device settings.

Network Connections

Managing Wi-Fi, Bluetooth, NFC, and mobile networks.

Sound and Display Customization

Adjusting sound modes, volume, vibrations, and screen display.

Notifications and Privacy

Configuring notifications, Do Not Disturb, and privacy settings.

Security and Device Protection

Screen locks, biometrics, Find My Device, and encryption.

General Management

Language, keyboard, date/time, and reset options.

Accessibility Features

Settings for vision, hearing, and dexterity assistance.

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