Samsung B7620 Giorgio Armani hard reset
Press and hold both W&L + LOCK key + CALL + POWER buttons together.
W&L button is on the top of GT-B7620 and Lock key is located on the rightside of Samsung B7620 phone
USE THIS METHOD FOR hard reset your Samsung B7620 Giorgio Armani phone:press *2767*3855#
MENU > Settings > Memory Settings
Clear Memory: delete all data and reset all settings to the manufacturer’s defaults.