The unc0ver jailbreak has been updated to version 6.1.2 bringing a new safety feature and additional stability improvements.
● Fix a cause of random reboots on iOS14
● Fix a cause of jetsam events on iOS14
● Fix a cause of processes being killed(9) on iOS14, particularly dpkg postinst etc
● Increase compatibility with signing services
● Introduce a new safety feature to preserve stock files from modification by packages
The unc0ver jailbreak works for all devices running iOS 14.0 – iOS 14.3, including the iPhone 12. You can find instructions on how to jailbreak your device here: