Super Smash Bos Ultimate is getting a new update next week. The update which will be patch 3.1.0 ma mess with replay for a bit. However from what is being said it sound temporary.
“Software update Ver. 3.1.0 will be available within the next seven days. Please be aware that after this update, you may not be able to view replays saved prior to this version. You can, however, still keep replays via Vault → Replays → Replay Data → Convert to Video. More details on update content will be provided on release.”pop-up notification reads
Now with that said we don’t know what will be in store in this update. But when we do find out I will let you know.
Article:https://www.eventhubs.com/news/2019/may/27/super-smash-bros-ultimates-310-update-dropping-week/
As always thank you for reading.