.7z archives offer much better compression ratios, ISO files are preferred for: Bootability: Essential for operating system installers (Windows, Linux) that need to be recognized by a computer's BIOS. Virtual Drives: ISOs can be "mounted" as virtual discs, making them appear as a real CD/DVD drive in Windows Explorer. Standardization: ISO 9660 is a universal standard compatible across almost all hardware and emulators. YouTube +3 Would you like a step-by-step guide for
If you want a right-click menu option (like "Add to Archive...") that allows you to select ISO, you actually need a different version of 7-Zip called (Zstandard). Standard 7-Zip removed easy ISO creation support in favor of its own .7z format.
If you have a physical disc, you can use the 7-Zip File Manager to copy its image. Open 7-Zip File Manager. Navigate to the top-level folder and open the \\. \ item.
Select your DVD drive, press , and name the output with a .iso extension.
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