Jailbreak Ios 15.5 Checkrain. Then download it providing your device passcode. Here is a simple instruction to jailbreak ios 13.6 using tweak box. Before you jailbreak you must know followings. Checkrain is the most compatible jailbreak tool for your ios version and device model.
Checkra1n is a semi untethered jailbreak tool. Put your device in dfu mode. Install python 3.8 or newer.
Now it has fully updated for ios 13.6 jailbreak.
Before you jailbreak you must know followings. Checkrain is the most compatible jailbreak tool for your ios version and device model. On the iphone x, downgrading to ios 14.x will break face id. Put your device in dfu mode.