Can i overwrite a dvd

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Ben Davis April 12, Can you overwrite a DVD? Can you burn a DVD twice? How do I erase a burned DVD? Can you erase a CD-R and reuse it? Just make single session discs containing MB or 4. At least those can always be read in about every device these days. In your case you might think the disc has renamed or overwritten files, but you are probably only reading the latest session.

If your software reading all the sessions of a disc at the same time, you should be able to see any file, including the new one file you just wrote.

It sounds logical that the os should pick the latest version of any duplicate file. You can also test this by writing a 1-byte file with the same name as a file on a previous session. You can add different sessions to it and rename your files in new sessions, but if you do this few times the disc will get full and you are done. Create an account.

Edit this Article. We use cookies to make wikiHow great. By using our site, you agree to our cookie policy. Cookie Settings. Learn why people trust wikiHow. Download Article Explore this Article methods. Tips and Warnings. Things You'll Need. Related Articles. Article Summary. Method 1. Make sure that your drive has the ability to write DVDs, otherwise, you won't be able to erase, reformat, or write new data the disc.

Erase the existing data. This will pull up the DVD burner software. In the toolbar, click "Erase this disc" and follow the instructions. Access the "Burn files to disc" window. This appears when you either insert a blank disc or double-click the blank disc in the computer window. If no window appears automatically after erasing the disc contents, eject and re-insert the now blank disc into your drive to prompt this window to appear. Give your disc a name. You'll be prompted to enter a name for the disc.

This name will appear when the disc is inserted and allow you to recognize it. Give it a name that describes its intended contents if possible. Select the format you want to use. What you choose depends on how you intend to use the disc. The disc will act similarly to a USB drive and files will be burned to the disc as soon as they are added.

Note: Live File System discs created in this manner are only compatible with Windows. Mastered is appropriate if you'd like the disc to function more like a closed system.

All of the files are burned at once after you're finished adding them and no more files can be added without a full erase when using this format.

Note: Mastered tends to be better for burning lots of files. In addition, Mastered discs will be compatible with other operating systems. Finish the formatting process. Once you've selected your formatting method, the drive will prepare the disc. This may take a few moments. After it's finished, you'll be able to start adding files to the disc. Add your files to the disc. Open the disc in an Explorer window and start dragging and dropping the files you want to burn. If you are using a Live File System, the files will be burned as they are dragged over and the disc will be finalized when you eject it.

If you are using the Mastered format, you'll need to click "Burn to disc" once all the desired files have been added.