# Installation Prerequisites

 To run appRules, your computer must meet the following criteria:

* OS – Windows 10/11, Windows Server 2008/2022 and higher
* .NET Framework 4.8.1  (Required) 
* .NET Core 8  - Required for usage of the included caching Engine Microsoft GarnetServer
* IIS7 and above (optional, appRules includes its own web server – see [HostService Settings](https://docs.appstrategy.com/apprules-r-documentation/platform/self-hosting/software-installation/hostservice))
* ASP Net 4.x or above must be activated in windows for using Host Service (Check Windows Features installed) or IIS

## Installation Notes

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 The following may be required to be configured depending on the target machine platform:

* Due to UAC, and File permissions in Windows, it will be required to run the Installer “As Administrator” to perform the installation process.
* IIS and/or HostService require one opened port each (default 80 and/or 8080), WebApi requires another port opened (default 8082). Port 443 must be opened if using SSL.
* GarnetServer requires port 6379 to be also opened.