In a digital camera, formatting refers to the preparation of the memory card s contents to enable digital image data recording. Also known as initializing. When using a new memory card for the first time, you format it so the card can receive and store data from your digital camera.Photo Tips
Preparing a memory card for use. It is recommended that before each shooting session, digital camera users format their memory card, in the camera, which completely wipes the data that had been on the card. It is recommended that this be done, instead of simply deleting all files.