When does iPhone 12 need to be returned to the factory for repair?

Apple 12 will definitely take about a month to return to the factory for maintenance. Generally, it will be repaired within half a month, and it may take about a week if it is delivered by express delivery.

Iphone 12' s screen lock button is suddenly pressed, which is soft, unlike the obvious rebound on the left. This is a hardware failure and needs to be returned to the factory. If the mobile phone within the warranty period must be tested and repaired after sale, otherwise the warranty service will be terminated after sale. If it is over-insured, you can go to the mobile phone repair shop for testing, and the maintenance cost is much cheaper than after-sales.

Functional features:

The antenna system adopts a new antenna system to improve the performance of 5G. Apple said it optimized the iOS system to take advantage of 5G speed while maintaining power efficiency.

Intelligent data iPhone 12 has an intelligent data mode, which can intelligently switch between 4G and 5G data speeds. ?

Apple used a brand-new covering surface treatment named "Super Porcelain Crystal Panel" on the front screen glass, which improved the durability and anti-drop performance of the equipment by four times.

Camera Apple updated the camera system of iPhone 12, and adopted a brand-new12 megapixel wide-angle camera with a larger aperture.