How to Hard/Factory Reset | Bypass screen lock on Samsung GT-I9515?

Overview

Samsung GT-I9515 runs on the processor 1.9Ghz Krait 300, Qualcomm APQ8064T Snapdragon 600 with Quad-core . It has internal memory 16/32/64GB and RAM (RAM) 2GB and supports microSD, up to 64 GB (dedicated slot). This model also has 3.5mm jack, supports Bluetooth version 4.0, A2DP, EDR, LE, aptx and GPS technology Yes, with A-GPS, GLONASS . The USB port supports microUSB 2.0 (MHL 2 TV-out), USB Host and Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot. Its technical characteristics are also the screen size 5.0 inches (~72.3% screen-to-body ratio), the resolution 1080 x 1920 pixels (~441 ppi pixel density) and the type Super AMOLED capacitive touchscreen.

SpecificationSamsung GT-I9515Galaxy S4 VE LTE

Model and Features
Model	Samsung GT-I9515
Series	Galaxy S4 VE LTE
Release Date	April, 2013
Body Depth	7.9 mm (0.31 in)
Body Dimensions	136.6 x 69.8 mm (5.38 x 2.75 in)
Body Weight	130 g (4.59 oz)
OS	Android Lollipop 5.0.1
Hardware
CPU	1.9Ghz Krait 300, Qualcomm APQ8064T Snapdragon 600
CPU Cores	Quad-core
RAM	2GB
Internal Memory	16/32/64GB
External Memory	microSD, up to 64 GB (dedicated slot)
Network and Data
SIM	1 Micro-SIM
2G bands	GSM 850/900/1800/1900MHz
3G bands	HSDPA 850/900/1900/2100MHz
4G bands	LTE band 1(2100), 2(1900), 4(1700/2100), 5(850), 7(2600), 17(700)MHz
5G bands	-
Technology Data	GPRS/EDGE
Display
Screen size	5.0 inches (~72.3% screen-to-body ratio)
Type	Super AMOLED capacitive touchscreen
Resolution	1080 x 1920 pixels (~441 ppi pixel density)
Colors	16M colors
Battery and Keyboard
Battery	Removable Li-Ion 2600 mAh
Physical keyboard	-
Interfaces
Audio output	3.5mm jack
Bluetooth	version 4.0, A2DP, EDR, LE, aptx
DLNA	Yes
GPS	Yes, with A-GPS, GLONASS
Infrared port	Yes
NFC	Yes
USB	microUSB 2.0 (MHL 2 TV-out), USB Host
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot