I locked my samsung phone model no:samsung gt-5212i. but i forgot the code. How can i open the phone?

you will need the puk code once u have tried enough times to lock it for good, your air time provider has ur puk code & will give it to you, once u have it write it down somewhere.

Hi you can easily unlock your samsung gt-c5212i sim network lock by using unlock code. If you need unlock code you can visit this site Theunlockarena.com here you can get the code and unlock your mobile. To get the code you have to mentioned which country is locked now,network provider and imei number. Then they send unlock code through email.
Theunlockarena.com

i forgot my password samsung GT-E1050
imei- 356190042133248

Yes, it is possible to do download and install Whatsapp on Samsung GT C-5212i.

Please try this link:
http://www.howardforums.com/showthread.php/1765029-How-To-Unlock-Samsung-GT-B5512-By-Unlock-Code-To-Work-With-Any-GSM-Network

C 3322 MOBILE SIMLOCK IS FORGET 8 DIGITS

help me my samsung GT-E1080F IS SIM LOCK
IMEI is 359643 84 773564/6

samsung gt c3303i
I play my phone and it's lock now but i try all number but that's not work
Please help me how di i open my lock code. And this is my IMEI Num- 353137/05/493431/3
Thankyou

password open phone lock, samsung gt_c3222