04:05
Muhammad Umair
Important: Try these codes at your own risk! we don't accept any complaints.
some of these codes may not work.
IMEI number; *#06# Code to lock keys. press together *7
Note; [] (pause) means the * key held in until box appears.
Select phone line - (use this to write things below the provider name) : [] [] [] 0 0 8 [] 1 []
Add phonebook to main menu; [] [] [] 1 0 5 [] 1 []
Add messages to main menu: [] [] [] 1 0 7 [] 1 []
Copy SIM memory (phonebook menu): [] [] [] 1 0 8 [] 1 []
Eng Field options (main menu): [] [] [] 1 1 3 [] 1 []
Slow (Frequency of search menu): [] [] [] 1 0 1 [] 1 []
Medium (Frequency of search menu): [] [] [] 1 0 2 [] 1 []
Fast (Frequency of search menu): [] [] [] 1 0 3 [] 1 []
Enable EFR: [] [] [] 1 1 9 [] 1 []
Function : [] [] [] # # # [] 1 []
Change pin: [] [] [] 0 0 4 [] 1 []
Unblocking using the "puk" number: [] [] [] 0 0 5 [] 1 []
There are lots of similar codes exist. If you change the last number to 0 you can deactive that code. The 3 dighit number at the middle are from 0 to 999. I put the most interesting codes. (EFR): Enhanced Full Rate Codec.
You can change GSM frequencies to 900/1800 by entering the enginnering model. Following the below steps: Enter menu and press 048263* quickly, then you will enter the secret engineering menu
Under "opcode"
Input 10*0*3 for GSM 900
10*0*4 for GSM 1800
10*0*5 for GSM 1900
10*0*6 for dual band GSM 900/1800
10*0*7 for dual band GSM 850/1900
To add extra message space 4 your Motorola C350 C450 C550 or C650, press menu button, press 048263* quickly, then on the popup menu enter 47 press ok. press 50 and ok. press 1 ok. press 64 ok. press 1 ok. press 186 and ok. you will receive an extra 50 msgs memory space. switch phone off and back on.
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Mobiles Secret Codes
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