: It could be a sequence of recovery files (e.g., REC1, REC2) created by backup software or database dumps.
To look into the file without risking a system infection, follow these steps: Does 7z compress better than zip? - Microsoft Community Hub
To analyze the file , we must first identify its purpose and contents, as this specific filename is not a standard system file or a widely documented software component. 1. Identify the File Type