The advantages of digital camera is that the memory card can be used again and again. So you can shoot more and more photos. The advantages of the camera is that the memory cards may be damaged and the memory problems can be fixed easily.
>>> Card Reader
>>> Digital Camera Memory Card
How to ----
1. Put the memory card into the card reader and insert it in your computer and copy all the images from memory card to your computer's hard drive.
2. Move the memory cards data to the Recyclebin and then Delete the Recyclebin all the data.
3. Insert the memory card into your digital camera and from the Menu button Select Erase. From there erase all your digital camera's data.