How to download legally OSX if you don't have formatted Mac
4309
How can I download an older version of OS X/macOS?
43279
Alternative Method to Acquire El Capitan Upgrade
9552
Where can I get the original Unix?
114492
How can I upgrade from Mac OS X Tiger 10.4?
134192
How to make sure I'm not using any proprietary software after installation?
122693
How can I upgrade Mac OS without the administrator password?
38407
Allow applications downloaded from anywhere in macOS Sierra
154848
How can I install 'restricted-extras' offline?
121309
How to downgrade from El Capitan to Snow Leopard?
152068
Is there a way to get OSX style file previews in the file browser?
139539
Installing Homebrew on OS X
79327
How do you perform a clean install of macOS High Sierra with APFS?
135557
Can I cancel a download of a Mac Store app?
138676
Is it possible to "hack" a MacBook so as to be able to install macOS Mojave?
131858
How can I download THEN install packages?
98807
How can I download a distribution?
39121
How do I download an iOS App (IPA) file to my Mac after iTunes 12.7 update?