ISO image

An ISO image is an archive file that contains data to be written to an optical disc including the optical disc file system. It's typically a file on a computer with the .iso file extension.

Common Uses

There are multiple uses of .iso files, but here are some examples:

Operating system installers downloaded from the Internet are typically in .iso format, to be written to a CD, DVD, or USB flash drive using a program like Rufus.
Archives of computer software to preserve old software, such as video games and programs that originally came on discs, which was very common in the earlier days of computing. Lots of archvied software can be found on the Internet Archive.^[source?]
Creating backups of an optical disc.

References

↑ Fisher, Tim. "What's an ISO File and How Do You Use One?". Lifewire. Retrieved 2019-08-11.
1 2 Gavin, Brady; Lewis, Nick (2018-06-25). "What Is An ISO File (And How Do I Use Them)?". How-To Geek. Retrieved 2024-12-02.

Other websites

How to write ISO files to CD, DVD, and BD with Linux using genisoimage, wodim, growisofs, etc.

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[1] Fisher, Tim. "What's an ISO File and How Do You Use One?". Lifewire. Retrieved 2019-08-11.

[:0-2] 1 2 Gavin, Brady; Lewis, Nick (2018-06-25). "What Is An ISO File (And How Do I Use Them)?". How-To Geek. Retrieved 2024-12-02.