This specific file is frequently mentioned in the gaming community regarding:

You will often see a companion file named SGTA50015.bak , which acts as a backup of the previous autosave in case the main file becomes corrupted. Common Uses and Issues

is the technical filename for the autosave slot (slot 16) in the PC version of Grand Theft Auto V . It is a critical file for maintaining single-player progress without manual saving. Location and File Details

The file is typically located in your local folder:

C:\Users\[Username]\Documents\Rockstar Games\GTA V\Profiles\[Unique ID]\ .