There are some save data transfer bonuses for FF7 Rebirth and here is all you need to know as well as how to unlock.
Final Fantasy 7 Rebirth: How to skip Nibelheim Chapter 1 demo
Final Fantasy 7 Rebirth: How to change party members & best build
Final Fantasy 7 Rebirth: How to unlock all save data bonuses - Dexerto
This is what you unlock when you carry over Save Data from FFVII
What is Party Level in Final Fantasy 7 Rebirth? - Charlie INTEL
Final Fantasy 7 Rebirth - Zack Character Guide: Voice Actor and
Does Final Fantasy 7 Rebirth have romance options? Golden Saucer
All Queen's Blood Prebuilt Decks in Final Fantasy 7 Rebirth
Does Aerith die in Final Fantasy 7 Rebirth? - Charlie INTEL
How to Claim Demo and Save File Bonus Items in Final Fantasy 7
How to Pressure & Stagger enemies in Final Fantasy 7 Rebirth
Will Final Fantasy 16 be on Steam Deck? - Charlie INTEL, h4x ff