The most common cause of "Software could not start" errors is a firmware mismatch. Check Requirements Monster Hunter Rise
This is a Linked Account error. Monster Hunter Rise ties DLC to a Nintendo Account ID. On CFW, you need Linkalho (a homebrew app) to fake-link a Nintendo Account. Run Linkalho, link a dummy profile, then reboot. The DLC will magically appear. monster hunter rise switch nsp update dlc fixed
If your game freezes at the "Checking Add-on Content" screen or fails to recognize Sunbreak, try these verified community solutions: Enter Maintenance Mode The most common cause of "Software could not