Today Apple has announced that it's expanding self-repair and independent repair options for iPhones. Namely, you will be able to repair your iPhone with used genuine parts, something that has not been possible so far. This will happen thanks to a new "parts calibration" process - a used part will go through this process once it's installed in another iPhone, and if it's genuine, it will work without any restrictions. Thus, you yourself, or an independent repair provider, will be able to swap out parts for ones taken from other iPhones. This will start in the fall with "select...
Source: https://www.gsmarena.com/apple_will_let_you_repair_your_iphone_with_used_genuine_parts-news-62406.php