Erasable optical disk is marked with CD-RW or DVD-RW.

Run Nero

Nero

Startsmart, there is an option to erase the CD in other tools. Insert the CD into the burner, and then click the Erase button. (This kind of erasure is safer and safer.

NERO also has it, as long as 1.30 minutes, which is faster, but not very clean, and will usually be overwritten by the next write. ) It will be erased in a few minutes.

The types of DVD discs are: DVD-R, DVD-RW, DVD+R and DVD+R. Among them, DVD-RW and DVD+RW are erasable and reusable DVD discs, while DVD-R and DVD+R are disposable DVD discs.

The advantage of erasable optical disc over other optical discs is that data can be erased by software after burning and can be used again. The theoretical erasing times can reach 1000 times, but the actual erasing times will not reach 1000 times due to external factors such as storage environment and wear.