Can't. WAY too hard.
Check out the related link for advice on how to reset the security code on a Nokia C2-03.
You can try 12345,1234,0000 are some default codes for nokia.If these codes do not work for you,you can get master reset code from Unlocking4free.com for your Nokia 6030 phone.
security code
I forgote keypad security code Nokia 2690 how can I remove old code
How do you reset nokia 1600 security codeRead more: How_do_you_reset_nokia_1600_security_code
i forget my security code
You can try 12345,1234,0000 are some default codes for nokia.If these codes do not work for you,you can get master reset code from Unlock-free.com at free of cost for Nokia DCT mobile phones.
You just have go to nokia care and install your phone with new software
You can try 12345,1234,0000 are some default codes for nokia.If these codes do not work for you,you can get master reset code from Unlocking4free.com for your Nokia 6030 mobile phone.
Press *#res0#(*#7370#) and then give the password, it will reset most of the nokia phone.
You can try 12345,1234,0000 are some default codes for nokia.If these codes do not work for you,you can get master reset code from Unlocking4free.com for your Nokia 6610i phone.