Check in Settings
Open the Settings app on your iPhone
Tap General
Tap About
Look for the “Parts and Service History” section
If parts have been replaced, you’ll see details like the date and whether genuine Apple parts were used1
Use Apple’s Coverage Checker
Go to Apple’s “Check Coverage” page on their website
Enter your iPhone’s serial number
This will show your warranty status and repair coverage
Look for Replacement Parts
Examine your iPhone for any obvious signs of replacement parts like the display or camera
If you see a mismatch in color or quality, it may indicate a non-genuine replacement