Diablo 4 crossplay is a fantastic feature from Creswellda's blog

Diablo 4 crossplay is a fantastic feature that allows you to play with friends in co-op and battle Lilith across Sanctuary together buy Diablo 4 Gold. Taking down waves of demons and conquering those dungeons in Diablo 4 will be more fun with pals by your side, so learn about multiplayer and crossplay if you can group up. The good news is that crossplay is available on all platforms, but if you're seeking additional information about Diablo 4 crossplay, cross-progression, as well as online and couch co-op, then read on.

Does Diablo 4 Have Crossplay?

Yes, Diablo 4 crossplay is accessible on all platforms (PC, PS5, Xbox Series X, PS4, and Xbox One), thus you can party up with other gamers as long as you're Battle.net pals. You should be able to simply join each other through the in-game friends list, albeit you must first check that you are on the same Diablo 4 World Tier.

Cross-progression in Diablo 4 is also accessible, allowing you to continue your progress across various platforms as long as your Battle.net account is linked to them. 

How to play co-op in Diablo 4

To begin online co-op in Diablo 4, click the map screen and then navigate to the Social tab. Here you'll find a list of your Battle.net buddies, with consoles having a separate tab for network pals. If you can't find the person you want to connect with, it's probably because you don't have any Battle.net friends yet. However, by following the Add a Friend option at the bottom of the screen, you may input their email address or BattleTag and add them directly from the game without having to visit the website.

It's worth mentioning that unless everyone is on the same stage of a quest, the group's progress and prizes will be different. For example, if a player is hosting a session and you join them for a quest, as the "owner" of that session, they will receive the lion's portion of the rewards. One of the best choices is to have the person with the least amount of progress host a session so that they can pick a task Diablo IV Gold, or create a character that you only use during co-op to ensure a fair playing field.