How to Enter Unlock Codes on O2 Blackberry Bold 9900 (UK)

Following are the instructions of How to Enter Unlock Codes (mep codes / imei unlock codes / network unlock code / subsidy code) on O2 Blackberry Bold 9900 buy from United Kingdom
http://blackberryimeiunlockcode.net prefers that you have a fully charged battery

1) Insert an unaccepted SIM card – one that's not from the network your phone is locked to.


2) Select yes when prompted if you want to enter an unlock code

3) Enter your Bold 9900's unlock code.

You will not receive a “Code Accepted” messages or anything of the like,
but your phone will stand at the homescreen. *
Wait about 30 seconds and it should connect to the network carrier that the inserted SIM card is from. *

OR

1) Go to Options -> Device -> Advanced System Settings -> Sim Card

2) Type the letters "mepd" (without the quotes, you will not see anything on the screen when typing)

3) Once you see the Personalization Screen Press and Hold the ALT key and type MEP2 (you will not see anything on the screen when typing).

You will be prompted for the unlock code

4) Enter the provided unlock code

That's it! your device is ready to be used with any GSM carrier worldwide
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