One known failure mode: If you unlock all treasures via a save editor but haven’t physically visited the locations, the map will show them as "collected" but empty when you arrive. This can soft-lock side-quests. A good save editor warns you about this.
Fling is a well-known developer in the modding community. Their trainers function as "Live Save Editors." save editor resident evil 4 remake work
The process is surprisingly straightforward, though it requires patience. One known failure mode: If you unlock all