Information about LG M257

LG M257 Phone Specification

Model and Features
Model LG M257
Series LG Harmony
Release Date April, 2017
Depth 7.99 mm (0.31 in)
Size (width x height) 148.7 x 75.3 mm (5.90 x 3.00 in)
Weight 142 g (5.01 oz)
Operating System Android 7.0 (Nougat)
Hardware
CPU 1.4 GHz Qualcomm Snapdragon 425 MSM8917
CPU Cores Quad-core
RAM Memory 1.5 GB
Internal Storage 16 GB
External Storage MicroSD, Up to 256 GB
Network and Data
Sim count 1 Nano-SIM
2G network GSM 850/900/1800/1900MHz
3G network HSDPA 850/1700(AWS)/1900MHz
4G network LTE1900 (B2), LTE1700/2100 (B4), LTE850 (B5), LTE700 (B12)
Data GPRS/EDGE
Display
Screen size 5.3 inches (~69% screen-to-body ratio)
Display Type IPS LCD capacitive touchscreen
Display Resolution 720 x 1280 pixels (~277 ppi pixel density)
Display Colors 16M colors
Battery and Keyboard
Battery Capacity Removable Li-Ion 2800 mAh
Physical keyboard No
Interfaces
Audio output 3.5 mm jack
Bluetooth v. 4.2, A2DP, LE
DLNA No
GPS Yes, with A-GPS, GLONASS, BDS
Infrared port No
NFC No
USB Micro-USB 2.0
WiFi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot

How to Hard Reset on LG M257?

First way:

  1. For the purpose of turning off the phone, click and hold down the Power Key during a short time.
  2. After that click on the Volume Down button and Power button contemporaneously till the LG logo is displayed.
  3. When the LG logo is appeared on the display, release the Power Key, continue to click on the Volume Down and next press once again the Power button.
  4. Then the factory reset menu appears.
  5. You have to confirm the procedure by selection right options. Make use of Volume buttons to manage and Power button to reaffirm.
  6. Wait to finish the procedure.
  7. Successfully done! The hard reset LG M257 has just been finished.

Second way:

  1. Click on the Power button in order to switch the phone on.
  2. After that select Settings from the Main Menu.
  3. Choose General and next Backup&Reset.
  4. Now choose Reset Phone.
  5. If you want to cancel all your information select Erase Everything.
  6. Choose OK to ´╗┐confirm the procedure.
  7. Success! You have just completed the hard reset procedure.

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