Overview LG H542(LGH542) aka LG G4 Stylus Dual

Specification LG H542(LGH542) aka LG G4 Stylus Dual

Model and Features
Model LG H542
Series LG G4 Stylus Dual
Release Date May, 2015
Depth 9.6 mm (0.38 in)
Size (width x height) 154.3 x 79.2 mm (6.07 x 3.12 in)
Weight 163 g (5.75 oz)
Operating System Android 5.0 (Lollipop), upgradable to 5.1 (Lollipop)
Hardware
CPU 1.4 GHz Cortex-A7 Mediatek MT6592M
CPU Cores Octa-core
RAM Memory 1GB
Internal Storage 8GB
External Storage microSD, up to 256 GB
Network and Data
Number of sim slots 1 Micro SIM
2G network GSM 850/900/1800/1900 MHz
3G network HSDPA 850/900/1900/2100 MHz
4G network -0
Data GPRS,EDGE,HSDPA,HSUPA,HSPA,HSPA+
Display
Screen size 5.7 in (~73.3% screen-to-body ratio)
Display Type IPS LCD
Display Resolution 720 x 1280 pixels (~258 ppi pixel density)
Display Colors 16M colors
Battery and Keyboard
Battery Capacity Removable Li-Ion 3000 mAh
Physical keyboard
Interfaces
Audio output 3.5mm jack
Bluetooth version 4.1, A2DP
DLNA Yes
GPS Yes, with A-GPS, GLONASS
Infrared port No
NFC Yes
USB microUSB 2.0
WiFi Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot

Firmwares LG H542(LGH542) aka LG G4 Stylus Dual

LG Phone firmwares regions descriptions
Region File name OS Size Date Downloads
TCL
  • Mexico
H54220a_00_0510.kdz Unknown 1 GiB 2016-07-08 4283 time(s)
TCL
  • Mexico
H54220a_01_0715.kdz Android 6.0.x Marshmallow 1.03 GiB 2016-08-12 2980 time(s)
TCL
  • Mexico
H54220a_02_0218.kdz Android 6.0.x Marshmallow 1.03 GiB 2019-03-17 560 time(s)
TPO
  • Mexico
H54220a_00_0510.kdz Unknown 1 GiB 2016-07-31 195 time(s)
TPO
  • Mexico
H54220a_01_0715.kdz Android 6.0.x Marshmallow 1.03 GiB 2016-08-15 968 time(s)
TPO
  • Mexico
H54220a_02_0218.kdz Android 6.0.x Marshmallow 1.03 GiB 2019-03-21 357 time(s)

Manual LG H542(LGH542) aka LG G4 Stylus Dual

How to Factory Reset through code on LG H542(LGH542) aka LG G4 Stylus Dual ?

  1. Turn on the phone.
  2. Open phone's Dialer.
  3. Enter one of the proposed codes:  3845#*542# or 277634#*# or *#546368#*542#.

  4. Confirm your actions by open "SVC Menu" or "Hidden Menu".

  5. Then select  " Factory Reset " (R&D Only).

  6. Finally press "OK".

  7. The hard reset is completed now. 
  8. As a result of these actions, the memory of your phone cannot be restored.

How to Factory Reset through menu on LG H542(LGH542) aka LG G4 Stylus Dual ?

  1. Open the Main Menu.
  2. Go to "Settings".
  3. In Settings choose "General".

  4. In General select "Backup & Reset".

  5. Next, clik on "Reset Phone".

  6. Confirm by clicking  "Erase Everything".

  7. Finally, press "OK".

  8. The hard reset is completed now. 
  9. As a result of these actions, the memory of your phone can not be restored.

How to Hard Reset on LG H542(LGH542) aka LG G4 Stylus Dual ?


Type 1:

 

Type 2:

 

Type 3:

 

  1. Turn off the phone.
  2. Next press and hold the Power key and Volume down key for ten seconds.
  3. Release the power key while holding down the volume key.
  4. Next press the power button again.
  5. After these actions, the Factory Reset menu will appear on the screen.

    Type 1:

    Type 2:

  6. Use the Power key and Volume key to confirm the process.
  7. The hard reset is completed now.
  8. As a result of these actions, the memory of your phone cannot be restored.

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