The .rar format is an archive, meaning it’s a container. While useful for saving space, it is a favorite tool for distributing malware because:
Unless you are 100% certain of what "S100224" represents for your specific device or software, it is safer to leave it unclicked. Download S100224 rar
Older or niche hardware drivers are frequently archived this way. The Risks of .RAR Files The .rar format is an archive
You can’t see what’s truly inside (like a .exe or .scr virus) until you extract it. Download S100224 rar