: Use WinRAR or the free open-source alternative 7-Zip .

: Use File Manager: Smart Explorer , which functions as a RAR extractor and storage cleaner. 3. Expected Contents and Use Cases

Depending on where you found the file, it likely contains one of the following:

Before opening any RAR file with a generic name like "Cleaners," you should verify it is safe.

: Upload the file to VirusTotal to scan it against dozens of antivirus engines simultaneously.