Firstly I asked a contact at major SSD manufacturer Western Digital (WD), if I got a WD Blue SN580 NVMe SSD does it come with included software to clone my existing 256GB SSD to the new one, expand ...

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.