How Do I Format My Memory Card On My Lg Ks360? Its Asking For A Security Code.

I have brought my kids these phones for christmas,but the memory sticks are not formatting.I have typed in 0000 but still nothing....what do I do now?

I just got in this situation - I typed four zeroes!! 0000

I formatted mine and it deleted everything on my memory card...

Its 0000

Press arrow next to number 7 then 0000, make sure it's the f key !