Usually a binary file . It is not intended to be human-readable and may look like "gibberish" if opened in a standard text editor.
Direct editing is risky. If the file structure is altered incorrectly, the game may fail to load the save or crash on startup. ⚠️ Important Recommendations Wanted: Dead 100% Achievement Guide - Steam Community
Tracks all 54 achievements; used to troubleshoot "100% completion" bugs. %APPDATA%\LocalLow\Triple Critical\Taka Taka\