

But other things-like photos and documents-can be moved to an external drive to make room for macOS and Xcode updates.

Although the download takes a long time, the good news is you can walk away once the download starts.If you do not have enough space on your hard drive, you will have installation failures.

Xcode is a large download, and needs at least 50GB of space to properly unpack and install itself.What happens if you try using too old of Xcode? How do all the minimum versions relate to each other?
