Samsung Galaxy A31 User Manual

Settings
165
Accounts and backup
Options
Sync, back up, or restore your device’s data using Samsung Cloud. You can also sign in to
accounts, such as your Samsung account or Google account, or transfer data to or from other
devices via Smart Switch.
On the Settings screen, tap
Accounts and backup .
•
Accounts : Add your Samsung and Google accounts, or other accounts, to sync with.
•
Backup and restore : Keep your personal information, app data, and settings safe on your
device. You can back up your sensitive information and access it later. You must sign in to
your Google or Samsung account to back up or restore data.
•
Samsung Cloud : Manage the content that you want to store securely in Samsung Cloud.
Check the usage status of your Samsung Cloud storage, and sync, back up, and restore
your data. Refer to Samsung Cloud for more information.
•
Smart Switch : Launch Smart Switch and transfer data from your previous device. Refer to
Transferring data from your previous device (Smart Switch) for more information.
Regularly back up your data to a safe location, such as Samsung Cloud or a computer,
so that you can restore it if the data is corrupted or lost due to an unintended factory
data reset.
Samsung Cloud
Sync the data saved in your device, such as images and videos with Samsung Cloud and
view the data you have saved on Samsung Cloud. You can also back up your device’s data to
Samsung Cloud and restore it later.
To use Samsung Cloud, you must sign in to your Samsung account.

Samsung Galaxy A31 Specifications

General

Screen shape	-
Second display	No
Display diagonal	6.4 \
Display resolution	2400 x 1080 pixels
Rounded display corners	Yes
Display number of colors	16 million colors
Form factor	Bar
Product color	Black
Country of origin	South Korea
Processor cores	8
Processor frequency	2 GHz
Coprocessor frequency	1.7 GHz
User memory	104.6 GB
RAM capacity	4 GB
Compatible memory cards	MicroSD (TransFlash)
Maximum memory card size	512 GB
Internal storage capacity	128 GB
Platform	Android
App distribution platform	Google Play
Rear camera type	Quad camera
Front camera type	Single camera
Maximum frame rate	60 fps
Video recording modes	1080i, 1080p
Rear camera aperture number	2
Resolution at capture speed	1920x1080@30fps
Video capture resolution (max)	1920 x 1080 pixels
Rear camera resolution (numeric)	48 MP
Front camera resolution (numeric)	20 MP
Third rear camera aperture number	2.2
Second rear camera aperture number	2.4
Third rear camera resolution (numeric)	8 MP
Second rear camera resolution (numeric)	5 MP
Third rear camera field of view (FOV) angle	123 °
Talk time (3G)	- h
Battery capacity	5000 mAh
Browsing time (Wi-Fi)	20 h
Continuous audio playback time	97 h
Continuous video playback time	22 h
4G standard	LTE-TDD & LTE-FDD
3G standards	UMTS
SIM card type	NanoSIM
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version	5.0
3G bands supported	850, 900, 1900, 2100 MHz
4G bands supported	700, 800, 850, 900, 1800, 1900, 2100, 2300, 2500, 2600 MHz
Mobile network generation	4G
USB version	2.0
USB connector type	USB Type-C
Headphone connectivity	3.5 mm
Body SAR (EU)	1.68 W/kg
Head SAR (EU)	0.488 W/kg
Repairability index	5.9

Weight and Dimensions

Depth	8.6 mm
Width	73.1 mm
Height	159.3 mm
Weight	185 g