3uTools v2.33 add iOS 12 jailbreak tool (unc0ver) andallow downgrade to any iOS 12 version (SHSH2 Blobs is required).
If you have difficulty using Cydia Impactor or iTunes, 3uTools is a great alternative tool. Previously, the 3uTools can perfectly replace iTunes with all the features of this tool, but there are also some other useful features such as checking/downloading the latest iOS version for the device, supporting flash firmware , … and especially help jailbreak the device with a simple click. There is only version available for Windows.
Version v2.33 has added iOS 12 jailbreak section to help users to jailbreak iOS devices running iOS 12 (except for A12 chip), in addition to the first time, 3utools integrated tools to downgrade iOS to a un-sign version. It is important to note that the user version must have saved SHSH2 Blobs as well as this feature only supports iOS 12-12.1.2.
Please download and update here.