The correct filename extension will be added only if it isn't part of the provided name. You can rename later, so don't dork it up - leave out spaces, symbols, etc. That's it! The 'example.dmg' which you dragged to your Desktop is, and is just any name for the resulting image file. Hdiutil makehybrid -o ~/Desktop/ ~/Desktop/ dmg file (the CD, DVD or volume of which you want to use in Windows or Linux) to your Desktop. But what if you could have HFS+, ISO-9660, Joliet, *and* UDF all on the same image - and have it be smaller than the file created by the above Terminal commands? Well, you easily can - here's the quick and dirty how-to:ġ. But the resulting burned CD has only 1 filesystem - HFS+ (Mac OS Extended) that is not very useful in other OSes.īut for Windows compatibility (a CD or volume you can actually mount) you want the ISO-9660 *filesystem*, with or without the 'Joliet extensions' to the ISO specification. dmg and pick Convert in Disk Utility) and rename the. cdr ('CD/DVD Master') from Disk Utility in the first place (or select a. Hdiutil convert -format UDTO -o /path/to/outfile /path/to/source.dmg

Hdiutil convert /path/to/filename.dmg -format UDTO -o /path/to/savefile.iso

cdr image, is then burnable in Windows) and the actual ISO-9660 *filesystem*, with or without the Joliet extensions, which is an actual burnable, mountable and useable VOLUME in Windows.

I think there is some confusion between naming something '.iso' (which, if a.

Convert iso to img mac