How can I format my Nokia C3-00 without losing my contacts?

07 Dec 2011
07 Dec 2011 | |

I have just 5.3MB of data on my phone’s memory, but the phone memory shows 34MB of memory used and claims no memory is left. How can I format my phone’s memory to free up space without deleting my contacts? I need to keep them safe at any cost. My phone is a Nokia C3-00.

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