A week after Apple released iOS 13.5 Developer Preview Beta 3,, Apple today released the fourth developer preview.
The update package is 180MB in size and is based on Beta 3 bug fixes and further optimizes the COVID-19 notification API designed by Apple/Google for use in the "Health" app.
Users can choose to turn the COVID-19 notification function on/off in the settings. This update is still optimized for Face ID recognition and FaceTime.
The following models are supported by iOS 13:
iPhone 11, iPhone 11 Pro, iPhone 11 Pro Max
iPhone XS, iPhone XS Max, iPhone XR, iPhone X
iPhone 8, iPhone 8 Plus
iPhone 7, iPhone 7 Plus
iPhone 6s, iPhone 6s Plus
iPhone SE
iPhone SE (second generation)
iPod touch (7th generation)
The following models are supported by iPadOS.
iPad Pro (12.9 inches), iPad Pro (11 inches), iPad Pro (10.5 inches), iPad Pro (9.7 inches)
iPad (7th generation), iPad (6th generation), iPad (5th generation)
iPad mini (5th generation), iPad mini 4
iPad Air (third generation), iPad Air 2
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