sorry if I redact more than I need to, I’m an idiot beginner.

I tried to run a test project on my own physical iPhone but ran into a Command CodeSign error. Researched a bit,

Edit:

CodePudding user response：

I'd suggest going to the Accounts preferences (your 3rd image) press the button and choose add Development or Distribution certificate (depending on what your current needs are).

It should then show a valid date for your certificate which it currently does not.