How to Hard/Factory Reset | Bypass screen lock on Samsung SM-W2015?

Overview

Samsung SM-W2015 runs on the processor 2457MHz Krait 400 with Quad-core . It has internal memory 16GB and RAM (RAM) 2GB and supports microSD, microSDHC, TransFlash, microSDXC up to 128 GB. This model also has micro, supports Bluetooth version 4.0, A2DP and GPS technology Yes, A-GPS, QuickGPS, Geotagging, Simultaneous GPS (S-GPS) . The USB port supports microUSB 2.0, USB charging, USB Host, USB power supply and Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Tethering, Wi-Fi Direct, Wi-Fi hotspot. Its technical characteristics are also the screen size 3.9 inches (~36% screen-to-body ratio), the resolution 768 x 1280 pixels (~383 ppi pixel density) and the type Super AMOLED.

SpecificationSamsung SM-W2015Galaxy Golden 2

Model and Features
Model	Samsung SM-W2015
Series	Galaxy Golden 2
Release Date	December, 2014
Body Depth	8.5 mm (0.33 in)
Body Dimensions	153.5 x 78.6 mm (6.04 x 3.19 in)
Body Weight	173 g (6.1 oz)
OS	Android KitKat 4.4.4
Hardware
CPU	2457MHz Krait 400
CPU Cores	Quad-core
RAM	2GB
Internal Memory	16GB
External Memory	microSD, microSDHC, TransFlash, microSDXC up to 128 GB
Network and Data
SIM	2 Micro-SIM
2G bands	GSM 850/900/1800/1900MHz
3G bands	CDMA 800MHz, CDMA 2000MHz 1 x RTT, CDMA 2000MHz 1 x EV-DO Rel. 0, CDMA 2000MHz 1 x EV-DO/UMTS 850 1900 2100MHz
4G bands	LTE 2100 (B1), LTE 1800 (B3), TD-LTE 2500 (B41)
5G bands	-
Technology Data
Display
Screen size	3.9 inches (~36% screen-to-body ratio)
Type	Super AMOLED
Resolution	768 x 1280 pixels (~383 ppi pixel density)
Colors	16M colors
Battery and Keyboard
Battery	Removable Li-Ion 2020 mAh
Physical keyboard	Yes
Interfaces
Audio output	micro
Bluetooth	version 4.0, A2DP
DLNA	-
GPS	Yes, A-GPS, QuickGPS, Geotagging, Simultaneous GPS (S-GPS)
Infrared port	-
NFC	-
USB	microUSB 2.0, USB charging, USB Host, USB power supply
WLAN	Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Tethering, Wi-Fi Direct, Wi-Fi hotspot