Pkg2 Read Failed Failed To Launch Hos ((better)) ●
| Component | Function | |---|---| | | Initial bootloader code that performs hardware security checks and prepares the environment for Package2 decryption | | Package2 (pkg2) | The "linchpin" of the boot process—contains further bootloader code that initializes critical system services before handing off to Horizon OS (HOS) | | Horizon OS (HOS) | The official Nintendo Switch operating system |
Shut down your console fully by holding the power button for 12 seconds. Remove the microSD card and insert it into a computer.
Sometimes the fix is trivial: the fusee.bin payload is placed in the wrong directory. The correct location for Hekate chainloading is bootloader/payloads/ . If placed incorrectly (e.g., on the root of the SD card), the boot process fails at the Package2 stage. pkg2 read failed failed to launch hos
The Nintendo Switch homebrew ecosystem highly recommends the FAT32 file system. If your card is formatted to exFAT, back up your files to a computer, format the card to FAT32 using a tool like GUIFormat, and restore your files.
The error message (Horizon OS) is a common fatal error encountered by Nintendo Switch users running custom firmware (CFW) like Atmosphère or the Hekate bootloader . It typically indicates a communication breakdown between the console's hardware (eMMC) and the software stored on your SD card. Common Causes of the Error | Component | Function | |---|---| | |
: If the modchip glitches successfully but cannot find the SD card (NO-SD screen appears), and subsequent insertion fails, the issue is likely the chip connection rather than CFW.
If Atmosphere still fails to launch, manually verify your boot configuration. Navigate to bootloader/hekate_ipl.ini on your SD card and ensure a clean configuration exists: If your card is formatted to exFAT, back
Note: If you have a clean backup of your BOOT0/1 and rawnand.bin files on your computer, you can place them into your SD card's backup folder and execute a clean restoration via Hekate's menu.
: If you use a physical RCM dongle, ensure you update the .bin payload on the device itself to match the new Hekate version. 2. Re-verify Your hekate_ipl.ini Sometimes the configuration file points to the wrong files.