Now that we have an almost complete player experience, you can hit Play and enjoy running from enemies, hitting them and collecting some coins, and most importantly, the player will have instant feedback through the UI.

However, the experience will be lacking some industry standards. Think about a power cut while playing, or even consider that your player may be feeling bored and wants to close the game for now. What should happen?

Exactly… The game progress should be saved. This is what we are going to do next.

Saving a game could be tricky, and could involve too many techniques in order to properly save the player data for all the supported platforms in a well-locked file format. Fortunately, Unreal Engine gives us an interface for its complex save system, and all that we have to do is to initialize that save system and save or load the data. All the underlying mysterious logic has been put under the hood, starting from creating the file format, to writing...