How to Hard/Factory Reset | Bypass screen lock on Samsung SM-A3058?

All tutorials for Samsung SM-A3058

How to Hard Reset on Samsung SM-A3058?

Make sure you turned off your phone. Hold down the Power key, the Volume Up key and the Home Button for a while. Wait until the Samsung or Android logo appears. Release all the buttons. Now, you'll see...

How to Factory Reset through menu on Samsung SM-A3058?

The device must be on. Go to the "Settings". In Settings choose "Backup & Reset". After that, go for "Factory data reset". Press "Reset device" to finish...

How to change language on Samsung SM-A3058?

Open "Settings". Now, choose "Language and keyboard" Lastly, tap on "Language". Great! You've changed the language.

How to Flash Stock Firmware on Samsung SM-A3058?

First, download to your PC: Odin3 latest version, Firmware, Samsung Kies, and Samsung Drivers: Samsung Kies Odin3 latest version Samsung Drivers With the phone turned off press and hold the Volume down key, the...

Top 5 secret codes for Samsung SM-A3058

The first is :*#7353*#. Use this code to open the Quick Test menu that allows you to test different options of your device. The second is :*#0*#. Use this code to enter the General Test Mode where you can test...

Enable Developer mode & USB debugging on Samsung SM-A3058

Turn on your device and open "Settings". In Settings select "About Phone". Click on "Build number" seven times and go back to "Settings". Finally, select Developer...

How to take screenshot on Samsung SM-A3058?

The device must be switched on. Choose what you want to capture. Then press the Power key and the Volume down button at one time. Great! Now you have a new screenshot.

Overview

Samsung SM-A3058 runs on the processor 2x1.8GHz Cortex-A73 & 6x1.6GHz Cortex-A53 Exynos 7904 (14 nm) with Octa-core . It has internal memory 64GB and RAM (RAM) 4GB and supports microSD, up to 1 TB (dedicated slot). This model also has 3.5mm jack, supports Bluetooth version 5.0, A2DP, LE and GPS technology Yes, with A-GPS, GLONASS, BDS . The USB port supports USB 2.0, Type-C 1.0 reversible connector and Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot. Its technical characteristics are also the screen size 6.4 inches (~84.2% screen-to-body ratio), the resolution 720 x 1560 pixels (~268 ppi density) and the type Super AMOLED capacitive touchscreen.

SpecificationSamsung SM-A3058Galaxy A40s 4G Plus

Model and Features
Model	Samsung SM-A3058
Series	Galaxy A40s 4G Plus
Release Date	March, 2019
Body Depth	8.5 mm (0.33 in)
Body Dimensions	159 x 75.1 mm (6.26 x 2.96 in)
Body Weight	174 g (6.09 oz)
OS	Android Pie 9
Hardware
CPU	2x1.8GHz Cortex-A73 & 6x1.6GHz Cortex-A53 Exynos 7904 (14 nm)
CPU Cores	Octa-core
RAM	4GB
Internal Memory	64GB
External Memory	microSD, up to 1 TB (dedicated slot)
Network and Data
SIM	2 Nano-SIM
2G bands	GSM 850/900/1800/1900 MHz
3G bands	HSDPA 850/900/1900/2100 MHz
4G bands	LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
5G bands	-
Technology Data	GPRS/EDGE
Display
Screen size	6.4 inches (~84.2% screen-to-body ratio)
Type	Super AMOLED capacitive touchscreen
Resolution	720 x 1560 pixels (~268 ppi density)
Colors	16M colors
Battery and Keyboard
Battery	Non-removable Li-Po 5000 mAh
Physical keyboard	-
Interfaces
Audio output	3.5mm jack
Bluetooth	version 5.0, A2DP, LE
DLNA	-
GPS	Yes, with A-GPS, GLONASS, BDS
Infrared port	No
NFC	No
USB	USB 2.0, Type-C 1.0 reversible connector
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot