Does Genshin Impact have cross-platform play and cross-save?

Can you crossplay and cross-save on Genshin Impact between PC, PS4 and mobile?

Honkai Star Rail Cross Platform and Saves - Does it exist?

Does Genshin Impact have cross-save?

Genshin Impact Cross-Platform Play: Play with Friends on PC, PS4

Genshin Impact' Is Free-To-Play Fun — If You Can Resist Opening

Genshin Is Genshin Impact Cross Platform? - GameWith

Is Genshin Impact cross-platform? How to link account on PC, PS5

The best cross-platform games for PS5, Xbox Series X and Switch

Since miHoYo won't allow cross-data from ps4, i think the old vita

Genshin Impact Switch release date speculation