How To Block Any Program With Windows firewall
Bydefault,theintegratedWindows10FirewallallowsALLoutboundconnections.Thisseemscrazytome.IwanttoblockALLoutboundtrafficandwhitelistonlythosefewprogramswhichreallyneedInternetaccess(mainlyThunderbirdandFirefox).。參考影片的文章的如下:

![How To Block Any Program With Windows firewall | Windows 11 [ Easy Method ]](https://i.ytimg.com/vi/42xiyCLCP5Q/hqdefault.jpg)