The game was originally designed for the Switch. This is the definitive portable experience.
The user's intent is to acquire an unauthorized digital copy of a game update. ghostsngoblinsresurrectionnspupdateromsla+portable
The "Portable" Requirement: The inclusion of "portable" suggests the user may be operating in an environment where they cannot install software (e.g., a school or work computer) or they are using a flash drive. In the emulation scene, "portable builds" of emulators are popular because they preserve settings and save data locally on the drive, allowing the user to move between different computers. The game was originally designed for the Switch
Risks Associated with the Query: Users searching for strings like this face significant risks: ghostsngoblinsresurrectionnspupdateromsla+portable
Capcom released an excellent mobile port. This is the most accessible "portable" method.