screen only says looking for keyboard and mouse

If you can't connect them wirelessly (consult the manual or online manuals), get a wired mouse and connect the Magic keyboard (or other wired keyboard) via Lightning cable to the USB port. Then pair the wireless Mouse and Keyboard.

Hey FranklinNorway,

We understand you Mac mini is not recognizing your mouse and keyboard during start up. We're happy to provide information that may help.

First, check out the information here: Set up your Mac mini.

Then, take a look at the "Your device isn't recognized by your Mac" section of this article: If your Apple wireless mouse, keyboard, or trackpad isn't working with your Mac as expected.

Let us know if that helps.