Apple has started pushing the Beta 3 update for iOS 13.3.1/iPadOS 13.3.1 developer preview, with firmware version 17D5050a. It has been a week since the last beta update.
Last month, Apple pushed the official update of iOS 13.3, including improvements and bug fixes, and added more parental controls to Screen Time.
Apple support documents show that iOS 13.3 is undergoing improvements to minimize spam and other content in messaging apps.
Apple’s WatchOS and tvOS has also get beta 3 updates.
The models supported by iOS 13 are as follows:
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
iPod touch (seventh generation)
The models supported by iPadOS are as follows:
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 (3rd generation), iPad Air 2
