Transfer files between two Mac computers using target disk mode - Apple Support I think you can do it with those two articles.ĮDIT: Just found a "missing link" for another option-with a working Mac, you can connect the two using Target Disk Mode: How to create a bootable installer for macOS - Apple Support
Then see this on creating a USB installer: How to get old versions of macOS - Apple Support I also assume your do not have the install/restore disks that came with the computer.įirst, see this Apple article on older OS versions, where there are links to downloads as far back as 10.11 "El Capitan": I am assuming you have another computer with a working browser. Apple is the only trustworthy source and they still have old installers at no charge.Ī late 2008 MacBook Pro can run up to macOS 10.11 "El Capitan"