Getting unknown part message on my iPhone about my camera. I’ve had the phone for a year

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iPhone Camera

With iPhone 12 models and later using iOS 15.2 and later, you can go to Settings > General > About to see the parts and service history of your iPhone and you can see if the camera has been replaced. If the repair was done using genuine Apple parts and processes, you will see "Genuine Apple Part" next to Camera.

Parts and service history

With iOS 15.2 and later and iPhone XR, iPhone XS models, and later—including iPhone SE (2nd and 3rd generation)—you can go to Settings > General > About for the parts and service history of your iPhone. You can also find out if the battery has been replaced. If the replacement was done using genuine Apple parts and processes, "Genuine Apple Part" will appear next to Battery.

Do you have a disabled Face ID alert on your device?

Please read the "What to do Next" section in this link, if nothing works as per the instruction given in this link --> If an alert says Face ID has been disabled on your iPhone or iPad Pro

Jmlcart Said:

"Getting unknown part message on my iPhone about my camera. I’ve had the phone for a year: I’ve had my iPhone 12 Pro for a year. Today I got an unknown part message about my phone. I’ve made no changes. How do I fix?"

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Troubleshooting iPhone iSight Camera:

A. Go Here: If the Camera or Flash on your iPhone, iPad, or iPod touch isn't Working - Apple Support

B. Any Ungenuine Camera Message?:

Did you recently get the cameral replaced? If so, contact the person(s) who performed the replacement, and have them place a genuine camera in there.See Here: About Genuine iPhone Cameras - Apple Support.  They should have known better.