How to Format a CD?

Each time when you need to add a new file to CD ( rewritable CD), you need to format a CD. Formatting means erasing all old data from CD and adding new file. Insert CD into CD drive and click My Computer. Double click on CD drive and once done you can see the erase the CD-RW option on the left hand side. Click it and the formatting will begin. After it is over you can add new files.