If you use Windows, it is always a good idea to have a Windows 11 or Windows 10 Bootable USB around ... housekeeping to make space for the second OS. It took around 20 minutes.

Create a Bootable Lion USB Drive Installer You’ll need a USB ... one (1) copy of the Apple Software directly on each Apple-branded computer running Mac OS X Snow Leopard or Mac OS X Snow Leopard ...

Resolve the “USB Accessories Disabled” error on your Mac with these 11 effective fixes. Improve connectivity, manage power ...