How to Hard Reset SAMSUNG GALAXY STAR S5280 & S5282 with Safety

What is Main Advantage of SAMSUNG GALAXY STAR S5280 & S5282 :
GSM 2G
LCD 3 inches TFT capacitive touchscreen
Processor 1 Ghz
Memory Internal 4 GB ROM with 512MB RAM
External Memory Slot MicroSD up to 32GB
Main Camera 2 MP, 1600×1200 pixels
Operating System Android OS, v4.1.2 (Jelly Bean)
Battery Li-Ion 1200 mAh 


How to Hard Reset  SAMSUNG GALAXY STAR S5280 & S5282 with Secret Key Code Security:

1. Turn on SAMSUNG GALAXY STAR S5280 & S5282
2. Make sure the battery of SAMSUNG GALAXY STAR S5280 & S5282 not empty
3. dial or press number to call: *2767*3855#
4. That number code will force format SAMSUNG GALAXY STAR S5280 & S5282

How to Restore and Reinstall Clean Android Operating system / firmware at SAMSUNG GALAXY STAR S5280 & S5282 ?
The source of clean and factory default setting Android operating system already saved inside SAMSUNG GALAXY STAR S5280 & S5282 rom, so we do not need to copy anything if need to reinstall or restore the firmware or Android Jelly Bean operating system. Everyone can easily doing reinstall or restore the operating system by doing hard reset step above.