: Users who want a jailbreak that is nearly impossible for Apple to patch via software.

: Open the Chimera app and tap Jailbreak . The device may reboot multiple times during this process. Comparison of Tools Primary Package Manager Checkra1n Semi-Tethered (Needs PC to reboot) Chimera Semi-Untethered (App-based) Freya Semi-Untethered Cydia/Sileo

Some modern apps may not support iOS 12. You can use tweaks like LowerInstall to try and bypass version requirements.

To jailbreak iOS 12.5.7 using a Windows computer, the most reliable methods involve either creating a bootable USB with or using a semi-untethered application like Recommended Jailbreak Methods