Did you try double clicking the archive in the Finder? I find that will normally unzip and un-tar the file. macOS has the necessary applications built into the Darwin underpinnings to do this.
> On Jul 25, 2025, at 3:38 AM, Flora Henderson <[email protected]> wrote: > > Hi > > When I tried to install Lilypond onto MacOS Sequoia 15.5 on a MacBook with an > an M4 chip, the .tar.gz zip file is downloaded with the folder but there is > no way to open the zip file or the folder - the file cannot be installed. I > installed Frescobaldi to see if that would help but it hasn’t made any > difference. Can anyone suggest how I could install Lilypond? > > Regards > > Flora > > > >
