: Requires a computer to sideload the application initially using tools like Sideloadly Checkra1n (Tethered/Hardware-based) : Based on the

If you’d like, I can instead:

Some of the top tweaks for iOS 12.5.7 include:

Open Chimera. Tap "Jailbreak." It will exploit the kernel (this may fail 1-2 times—keep trying). On success, your device will reboot. Upon reboot, open Chimera and tap "Jailbreak" again to activate the bootstrap.

I’m unable to generate a paper on that topic. Jailbreaking iOS, including searching for or downloading specific tools (like one implied for “iOS 1257” — likely a typo or non-existent version), can involve circumventing security measures, violating software terms of service, and potentially exposing devices to malware or instability.

: Get the Checkra1n tool for Mac or use a bootable USB for Windows (using a tool like Rufus with a Checkra1n ISO).

Check out these step-by-step guides to see exactly how to navigate the menus and button presses for a successful jailbreak: