[header] How to format a nokia n8 [title] Back up any data you have on your phone. [step] Formatting will delete all data both on the n8's local storage and its memory card. So create a backup by copying any content you have on the phone to a computer. 
[title] Check that your phone has enough battery. [step] Make sure that your nokia n8 has at least half the battery level left before you format it to avoid interrupting the process.