Headless Mac Mini Setup Guide : Control macOS Systems Using an iPad Remotely

Headless Mac mini remote setup uses Jump Desktop virtual screen with BetterDisplay; free BetterDisplay option, full-screen iPad view.
AppleInsider

How to upgrade the SSD in your M4 Mac mini

The M4 Mac mini came with a surprise — a slotted and upgradeable SSD. Here's how to install one, get it running, what to expect for speed, and what's happened in the last eight months since upgrading.
Ars Technica

Mac mini in a Corvette

I just completed a Mac mini install into my Corvette. The process along with pictures and video is documented at:<BR><BR> Installation Pics <BR><BR>Check it out.
Geeky Gadgets

Maximize Your M4 Mac Mini Storage Without Breaking the Bank

If you own an M4 Mac Mini, you may have encountered the challenges of limited internal storage and the steep cost of Apple’s upgrade options. Fortunately, USB-C hub stands like the Mini 4 Pro and Mini ...