LG C550(LGC550) aka LG Optimus Chat Compare

Model and Features
Model LG C550
Series LG Optimus Chat
Release Date March, 2011
Depth 16 mm (0.63 in)
Size (width x height) 109 x 59 mm (4.29 x 2.32 in)
Weight 122 g (4.30 oz)
Operating System Android 2.2 (Froyo)
CPU 600 MHz, Qualcomm MSM7227
CPU Cores Single-core
RAM Memory 512MB
Internal Storage 140MB
External Storage microSD, up to 32 GB (dedicated slot)
Network and Data
Number of sim slots 1 Mini-SIM
2G network GSM 850/900/1800/1900 MHz
3G network HSDPA 900/1700/2100 MHz
4G network
Screen size 2.8 in, 23.3 cm2 (~36.3% screen-to-body ratio)
Display Type TFT touchscreen
Display Resolution 320 x 480 pixels, 3:2 ratio (~206 ppi density)
Display Colors 256K colors
Battery and Keyboard
Battery Capacity Removable Li-Ion 1500 mAh
Physical keyboard QWERTY
Audio output 3.5mm jack
Bluetooth version 2.1, A2DP, EDR
GPS Yes, with A-GPS
Infrared port No
USB microUSB 2.0
WiFi Wi-Fi802.11b/g, Wi-Fi Direct, hotspot
Region File name OS File size Date Downloads
BEG V10A_00.kdz Unknown 127856642 2017-02-03 12 time(s)
BUO V10K_00.kdz Android 4.1-4.3 Jelly Bean 111064724 2017-02-03 3 time(s)
CZE V10A_00.kdz Unknown 128521745 2018-01-10 2 time(s)
DEU V10A_00.kdz Unknown 130264008 2018-01-10 2 time(s)
FRA V10A_00.kdz Unknown 128520909 2018-01-07 2 time(s)
ITA V10A_00.kdz Unknown 128521745 2018-01-07 1 time(s)
O2U V10B_00.kdz Unknown 126408582 2016-10-15 12 time(s)
SLO V10B_00.kdz Unknown 128277809 2019-02-07 0 time(s)
SWS V10A_00.kdz Unknown 128523884 2019-01-03 0 time(s)

How to Factory Reset through menu on LG C550(LGC550) aka LG Optimus Chat ?

  1. Open the Main Menu.
  2. Go to "Settings".
  3. In Settings choose "Backup & Reset".

  4. Next, click on "Factory data reset".

  5. Confirm by clicking  "Reset phone".

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

How to Hard Reset on LG C550(LGC550) aka LG Optimus Chat ?

  1. Turn off the phone.
  2. Next press and hold the Power key & Home button and Volume down key for ten seconds.
  3. The process starts when the LG logo appears.
  4. Release the Power key.
  5. Release all buttons when the logo of Android appears.
  6. Your phone will now restart.
  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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