Ensure you are using the correct payload for the version you just installed.
: Get the most recent versions of Atmosphère and Hekate. pkg2 read failed failed to launch hos
: Data corruption on the SD card, frequently seen with exFAT formatting or low-quality/fake cards. Ensure you are using the correct payload for
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 pkg2 read failed failed to launch hos
: Using an old version of Hekate or Atmosphère that does not support your current Nintendo Switch system firmware.