: Digital DLC can typically be used on both PS4 and PS5 as long as you use the same PlayStation Network account to re-download the content. PC Save File Locations & Troubleshooting

Because Empires is a strategic iteration, the save file tracks significantly different variables than a standard action game. The save data records:

Open the PS4 version on your PS5, use the in-game upload feature (if supported), then download within the PS5 version of the game. If no in-game tool exists, you cannot transfer.