I've got 3 backing up to one drive. I've got 6 drives plugged in total. Only have one machine backing up wirelessly, but the initial backup was wired.

Since its introduction in Mac OS X 10.5 Leopard, Apple’s Time Machine has become one of the Mac’s most essential features, providing transparent, fully automatic, full-machine backup to an external ...

Time Machine is Apple's backup system that automatically saves your Mac's files. Here's how to use the macOS file protection feature. Time Machine is an app that Apple ships with macOS and that helps ...