Nintendo confirmed that the next update for Super Smash Bros Ultimate for the Nintendo Switch will arrive soon.
The update will bring the game to Version 8.0 and will include balance adjustments for certain characters. This means that replay data from the previous versions before the new update will be incompatible.
Save replay data
I’m sure we shall get the full list of changes soon. Ver. 8.0 of Super #SmashBrosUltimate will arrive within one week! This update includes fighter adjustments, meaning replay data from previous versions will be incompatible. Convert your replays by going to Vault -> Replays -> Replay Data -> Convert to Video, before updating.