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Installation:

Download the Squid Proxy Installer from the following URL:

Squid for Windows
MSI installer for Squid for Windows
Squid Project and Diladele B.V. (MSI only)Diladele B.V.

Configuration:

References:

How to Setup Squid Proxy Cache on Windows in Azure/AWS/GCP

How To Install and Configure Squid Proxy on Windows

How To Setup and Configure a Squid Proxy on Windows Server?