GDPR

LG K121(LGK121) aka LG K4 LTE Compare

Model and Features
Model LG K121
Series LG K4 LTE
Release Date January, 2016
Depth 8.9 mm(0.35 in)
Size (width x height) 131.9x66.7 mm(5.19x2.63 in)
Weight 120 g (4.23 oz)
Operating System Android 5.1.1 (Lollipop)
Hardware
CPU Qualcomm MSM8909 Snapdragon 210
CPU Cores Quad-core 1.1 GHz Cortex-A7
RAM Memory 1GB
Internal Storage 8GB
External Storage microSD, up to 32 GB
Network and Data
Sim count 2 Micro-SIM
2G network GSM 850 / 900 / 1800 / 1900 MHz
3G network HSDPA 850 / 900 / 1900 / 2100 MHz
4G network LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800)
Data GPRS,EDGE
Display
Screen size 4.5 inches (~63.4% screen-to-body ratio)
Display Type IPS LCD
Display Resolution 480 x 854 pixels (~218 ppi pixel density)
Display Colors 16M colors
Battery and Keyboard
Battery Capacity Removable Li-Ion 1940 mAh
Physical keyboard No
Interfaces
Audio output 3.5mm jack
Bluetooth v4.1, A2DP, LE
DLNA No
GPS Yes, A-GPS, GLONASS
Infrared port No
NFC No
USB MicroUSB 2.0
WiFi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Region File name OS File size Date Downloads
AVC K12110f_00_0912.kdz Android 5.1.x Lollipop Mirror Release 1220235591 2016-10-14 1015 time(s)
BLM K12110f_00_0912.kdz Android 5.1.x Lollipop Mirror Release 1273353888 2016-10-12 114 time(s)
BWA K12110f_00_0912.kdz Android 5.1.x Lollipop Mirror Release 1273347043 2016-10-19 110 time(s)
RGS K12110f_00_0912.kdz Android 5.1.x Lollipop Mirror Release 1248050426 2016-10-12 121 time(s)
TLS K12110f_00_0912.kdz Android 5.1.x Lollipop Mirror Release 1247864652 2016-10-12 247 time(s)

How to Hard Reset on LG K121(LGK121) aka LG K4 LTE ?


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.

How to Factory Reset through menu on LG K121(LGK121) aka LG K4 LTE ?

  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 Factory Reset through code on LG K121(LGK121) aka LG K4 LTE ?

  1. Turn on the phone.
  2. Open phone's Dialer.
  3. Enter one of the proposed codes:  3845#*121# or 277634#*# or *#546368#*121#.

  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.

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