Different phones have different settings. Therefore it generally differs. To format memory cards in some phone is simple, first click on file manager or memory card then click the left button you will see a format memory card written.simply click it, then within a second it will erase your SD data.
When you install a memory card, you have to format it with the phone format.
To clear memory card,you could format the memory card or put in your laptop and delete it
Press OK (menu)..Settings..Memory Info...Card Memory....Format Card
Many digital devices such as cameras that use memory cards will have an icon or other option selection to view contents of a memory card as well as to format the memory card. If a computer has a slot for the card, you can insert it and use an application to format the card. It is often available in explorer (windows) or nautilus (linux) by right clicking the memory card entry.
Most multi-format memory card readers can read the xD format, but contact your reader's manufacturer to be certain.
Many digital devices such as cameras that use memory cards will have an icon or other option selection to view contents of a memory card as well as to format the memory card. If a computer has a slot for the card, you can insert it and use an application to format the card. It is often available in explorer (windows) or nautilus (linux) by right clicking the memory card entry.
You can try to format it from window 7 it may some time format the memory card. If it does not work you can throw it out.
Format the memory card and see
HI how are you? nokia n85 format memory card?
Go to menu, open gallery highlight the memory card and open options by pressing the left soft button which is above to the green button (accept Call button) highlight to the option format mem.card then select it by pressing the middle button (The Button which you used to open gallery) It will ask Format memory card? give yes to format or no to not to format the memory card
Connect it to a computer - and format the card.
Many digital devices such as cameras that use memory cards will have an icon or other option selection to view contents of a memory card as well as to format the memory card. If a computer has a slot for the card, you can insert it and use an application to format the card. It is often available in explorer (windows) or nautilus (linux) by right clicking the memory card entry.