How to create a login/register (Account System)?

Hi,I would like to create a multiplayer game project and i wanted to create account system that can player save his work and data that includes weapons and levels,Is there any tutorial on account system?
Please,I need fast response.

This is far from a fast response, but I’m about to try this tutorial you mind as well too.
https://www.youtube.com/watch?v=24NX8tBWKKM&ab_channel=CGGameDesign&MotionPictures

Wassup idk wat u want me to answer ?

Yes
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