This info comes from the Elden Ring twitter account
Newly obtained items will be marked with a "!“.
A new tab called “Recent Items” has been added to review recently obtained items.
Active Summoning Pools will now be carried over to NG+.
Individual Summoning Pools can now be enabled / disabled in the newly added Map Functions Menu. Only active Summoning Pools will be selected when using the Small Golden Effigy.
Active Summoning Pools will now be carried over to NG+.
Five new hairstyles have been added to the game.
Other features will also be included in the same update, coming June 20.
Probably added after that update.
The new items stuff in particular seems like QoL considerations for “we just added a hundred items to the game for players coming back to it after months away.”
Yeah. And consider the verification process games have to go through on consoles, probably easier to do it all in one big update.