GDPR

LG L21(LGL21) aka LG Optimus G Compare

Model and Features
Model LG L21
Series LG Optimus G
Release Date October, 2012
Depth 10.3 mm (0.41 in)
Size (width x height) 137 x 69 mm (5.39 x 2.72 in)
Weight 143 g (5.04 oz)
Operating System Android 4.0.4 (Ice Cream Sandwich)
Hardware
CPU 1.5 GHz Qualcomm Snapdragon S4 Pro APQ8064
CPU Cores Quad-core
RAM Memory 2 GB
Internal Storage 16 GB
External Storage MicroSD, Up to 32 GB
Network and Data
Sim count 1 Micro-SIM
2G network GSM 850/900/1800/1900MHz
3G network HSDPA 850/1900/2100MHz
4G network LTE800 (B18)
Data GPRS/EDGE
Display
Screen size 4.7 inches (~64% screen-to-body ratio)
Display Type IPS LCD capacitive touchscreen
Display Resolution 720 x 1280 pixels (~315 ppi pixel density)
Display Colors 16M colors
Battery and Keyboard
Battery Capacity Removable Li-Ion 2210 mAh
Physical keyboard No
Interfaces
Audio output 3.5 mm jack
Bluetooth v. 4.0, LE
DLNA Yes
GPS Yes, with A-GPS, GLONASS
Infrared port Yes
NFC Yes
USB Micro-USB 2.0
WiFi Wi-Fi 802.11 b/g/n, Wi-Fi Direct

How to Hard Reset on LG L21(LGL21) aka LG Optimus G ?


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 L21(LGL21) aka LG Optimus G ?

  1. Open the Main Menu.
  2. Go to "Settings".

  3. In Settings select "Backup & Reset".

  4. Next, click on "Reset Phone".

  5. Confirm by clicking  "Erase Everything".

  6. Finally, press "OK".
  7. The hard reset is completed now.
  8. As a result of these actions, the memory of your phone can not be restored.

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