brew install libusb
The Checkm8 exploit relies on extremely precise timing over the USB bus. Linux kernels allow for low-latency, interrupt-driven USB control. macOS, however, uses a heavily abstracted I/O Kit. This results in: pwndfu tool mac
Virtual machines add another layer of USB abstraction. While Fusion does USB passthrough, the latency is still too high for Checkm8. You will see "Exploit failed" 99% of the time. brew install libusb The Checkm8 exploit relies on
Before touching the terminal, you must understand why this tool exists. This results in: Virtual machines add another layer
After years of frustration, the jailbreak community has a consensus: Instead, run Linux on your Mac.
is a utility that utilizes the Checkm8 exploit to patch the device's bootloader while it is in DFU mode. By "pwn"ing the DFU mode, the tool unlocks the device's NAND chip, allowing advanced users to perform tasks that Apple strictly prohibits.