: Use an extraction tool like WinRAR or 7-Zip. Right-click the file and select "Extract Here" to view the internal documents or executables.

This will help me give you more specific advice on its use. Autoreferat

: Before opening, use a tool like Avast or Windows Defender to scan the archive for viruses, as RAR files can occasionally hide malicious scripts.

If you have received or downloaded this file, follow these steps to handle it safely:

: In some academic portals, it may contain an "Autoreferat" or research summary, such as those related to the Faculty of Architecture (Katedra Projektowania Architektonicznego).

: Once extracted, you will likely find: An .exe file if it is the Recuva software. .pdf or .docx files if it is a research document. .esp or assets if it is a game mod.