How to Hard/Factory Reset | Bypass screen lock on LG E739?

Overview

SpecificationLG E739myTouch

LG E739 runs on the processor 1.0 GHz Scorpion Qualcomm MSM8255 Snapdragon S2 with - . It has internal memory 2GB and RAM (RAM) 512MB and supports microSD, up to 32 GB (dedicated slot), 2 GB included. This model also has 3.5mm jack, supports Bluetooth version 3.0, A2DP, EDR and GPS technology Yes, with A-GPS . The USB port supports microUSB 2.0 and Wi-Fi802.11b/g/n, UMA, hotspot. Its technical characteristics are also the screen size 3.8 in (~52.6% screen-to-body ratio), the resolution 480 x 800 pixels (~246 ppi pixel density) and the type AMOLED.

Model and Features
Model	LG E739
Series	myTouch
Release Date	November, 2011
Body Depth	10 mm (0.39 in)
Body Dimensions	122 x 64 mm (4.80 x 2.52 in)
Body Weight	108 g (5.64 oz)
OS	Android 2.3 (Gingerbread)
Hardware
CPU	1.0 GHz Scorpion Qualcomm MSM8255 Snapdragon S2
CPU Cores	-
RAM	512MB
Internal Memory	2GB
External Memory	microSD, up to 32 GB (dedicated slot), 2 GB included
Network and Data
SIM	1 Mini-SIM
2G bands	GSM 850/900/1800/1900 MHz
3G bands	HSDPA 900/1900/2100 MHz
4G bands	-
5G bands	-
Technology Data	GPRS, EDGE, HSDPA, UMTS
Display
Screen size	3.8 in (~52.6% screen-to-body ratio)
Type	AMOLED
Resolution	480 x 800 pixels (~246 ppi pixel density)
Colors	16M colors
Battery and Keyboard
Battery	Removable Li-Ion 1500 mAh
Physical keyboard	-
Interfaces
Audio output	3.5mm jack
Bluetooth	version 3.0, A2DP, EDR
DLNA	Yes
GPS	Yes, with A-GPS
Infrared port	No
NFC	No
USB	microUSB 2.0
WLAN	Wi-Fi802.11b/g/n, UMA, hotspot