this will install on WIndows 7 SP1 and newer and 2008 forward (i believe) list of supported os are here FAQ: What is CrowdStrike? 
| Platform, Products, & More ( https://www.crowdstrike.com/endpoint-security-products/crowdstrike-falcon-faq/ ) 

https://www.crowdstrike.com/endpoint-security-products/crowdstrike-falcon-faq/