Nokia secret codes
EFR (Enhanced Full Rate) Codec: *3370# Deactivate EFR: #3370# Half Rate Codec: *#4720# Deactivate HRC: *#4720# Software Ver.: *0000# or *9999# EMEI No.: *#06# Provider Lock Status: #pw 1234567890 1# Network Lock Status: #pw 1234567890 2# Country Lock Status: #pw 1234567890 3# SIM Card Lock Status: #pw 1234567890 4# phone security code in use: *#2640# private number: *#30# Check Call Waiting Status: *#43# Removing OP LOGO:(For 3310& 330) *#67705646# Reset Timer& Game Score: *#73# SIM Clock Status: *#746025625# Manufacture Code: *#7760# Restore factory settings: *#7780# 1.Serial Number 2.Date Made 3.Purchase Date 4.Date of last repair (0000 for no repairs) 5.Transfer User Data: *#92702689# Default Security Code: 12345 press and hold # Lets you switch between l...