To remove the cross-platform feature of Destiny 2, one needed to log in to the account that was bound to the platform. If you don't have a bound account, you might not be able to cancel the cross-platform. He could try to send an email to the customer service of the relevant platform to see if the problem could be solved. In addition, you can also fill in the application form in the game, but the official may need some time to reply. If the above methods were ineffective, there was currently no other way to forcefully remove the cross-platform.
Yes, Monster Hunter Stories 2 is cross-platform. It's available on multiple gaming platforms like Nintendo Switch and PC, allowing players to enjoy the game regardless of their chosen device.
It's likely about the adventures in the Sea of Thieves world. It might feature pirates, their quests for treasure, battles on the high seas, and the various strange and dangerous creatures that inhabit that world.