Are you trying to change a (like money, level, or a variable)? Are you on PC, Console, or Mobile ?
The snapshot is a point-in-time copy, allowing you to read and modify without disrupting the live lock. How To Edit Active Sav File
If using Steam or Epic Games, disable cloud saving so your edits aren't overwritten by the "active" cloud version. Are you trying to change a (like money,
files (like those from RPG Maker), you can use web-based tools like SaveEditOnline to drag, drop, and edit values without manual hexing. and edit values without manual hexing.