A RAR file itself cannot harm your device while it is compressed.
Understanding SPECIAL1220_PACK1.rar: Your Guide to Secure Extraction SPECIAL1220_PACK1.rar
Only "unpack" the contents if you trust the source where you downloaded the file. If you are prompted for a password you weren't expecting, or if your antivirus flags the contents during extraction, proceed with caution. How to Extract and Use the Contents A RAR file itself cannot harm your device