Earlier quoted context omitted.
I am on the fence. On one side I would love if it were possible to repair your phone whenever wherever. On the other hand, let me tell you a personal anecdote. After my wife’s iPhone got stolen we wanted to buy another one for cheaper. We chose to buy it from a big retailer in here. The phone was marked as renewed and under warranty. It cost a bit less as a refurb from Apple would. When we got it it was immediately a…
The phone knows that the battery is a genuine Apple component, because the battery cryptographically identifies as one. What it's detecting is that a genuine Apple battery was installed in the phone, but not by Apple. It displays the warning to scare the user and make them mistrust the 3rd party repairer. The only way to make that warning go away is to use a secret-sauce Apple programming tool that they withhold from…
But that’s not the error. The error is the health is unknown.
To be a devil’s advocate: How do you know the health of this first party battery is good? For example, maybe it wasn’t stored properly.