Fusee-secondary.bin Jun 2026

In older versions of Atmosphère (pre-v1.0.0), the boot process was divided into multiple stages to bypass the Switch's security:

If you're trying to right now, let me know: What error message are you seeing? What firmware version is your Switch on? Are you using Hekate or injecting Fusee.bin directly? Fusee-secondary.bin

The payload loads, but the Switch hangs or crashes on a black screen. In older versions of Atmosphère (pre-v1