Update setups-description.md

Added instructions for Windows10

docs/setups-description.md

@@ -115,8 +115,13 @@ To enable on a browser that is not Firefox, look up instructions for how to add
 an "Automatic proxy configuration URL" and add the path to the PAC file there.
 It can also be enabled system wide on your Linux machine, but the setup is
 different depending on your exact configuration. Setup on Mac can be done
-either through the browser or through the network settings. Setup on Windows is
-an exercise left for the reader.
+either through the browser or through the network settings. 
+
+Windows10: 
+1- Go in Settings --> Network & Internet --> Proxy
+2- In the proxy page, stay in the "Automatic Proxy Configuration" section.
+3- Here activate the ticks for "Automatically detect settings" and "Use Configuration Script"
+4- In the box called "Script address" put the following link: `https://www.pv.infn.it/proxy/p5.pac`
 
 !!! important
     In order to use the proxy, first enable an SSH tunnel: