Since .rar is a proprietary format, you'll need third-party software to open it:
Select (to see files in the current folder) or "Extract to YouCanSwim/" (to put them in a dedicated folder). YouCanSwim.rar
: WinRAR is the most common tool, but 7-Zip is a free, open-source alternative that handles RAR files perfectly. Since .rar is a proprietary format
: Right-click the file and use your antivirus (like Windows Defender) to scan it before extracting. but 7-Zip is a free
Before opening any unknown compressed file, especially one with a generic name found online:
: Look for .txt or .pdf files (often named README.txt ) which usually contain instructions or descriptions.