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you can't !

once a CD-R is written on, it can't be unwritten.

To be able to erase you need a CD-R/W

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16y ago
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11y ago

You can't format a CD-R, anything written to it, can't be removed.

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Q: How can you fully format a CD-R so that there won't be any data and the CD-R will have space of 700mb again and have 0b used?
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