Looking for jailbreak iOS 13.1.3 update? Here's security content fixes and patches in the latest iOS 13.1.3 and iPadOS 13.1.3 that you need to know about.
iOS 13.1 downgrade from iOS 13.1.2 is now no longer possible after Apple stopped signing the iOS 13.1 firmware.
Here's a step-by-step guide covering how to downgrade iOS 13.1.1 or iPadOS 13.1.1 to 13.1, 13, or 12.4.1.
Here's iOS 13.1.1 and iPadOS 13.1.1 release notes, changelog, changes and new features, if any, as detailed by Apple itself.