Not all 100% saves are identical. Here is the checklist of what a complete, legitimate 100% save file for Resident Evil 3 Remake includes:
If you’ve just finished Resident Evil 3 Remake (or rage-quit after one too many chases through Raccoon City by Nemesis), you know that unlocking everything in this game can be a serious grind. Resident Evil 3 Remake 100 Save Game Pc - Google
This guide provides everything you need to know: where to find a safe, working 100% save file, how to install it correctly (without breaking your game or Steam Cloud), and what exactly you unlock with a complete save. Not all 100% saves are identical
These communities verify the files. Look for the user or "FluffyQuack" – they are legendary for clean, 100% saves that work with the latest Steam patch (including the Ray Tracing update). These communities verify the files
Since save files are often tied to specific Steam IDs, you may need a "save resigner" tool to make a downloaded file work with your account.