27+ Block Internet Access But Allow Lan Windows 10 Background. Oneclickfirewall is a tiny but useful windows application that lets you block or allow the internet. Disable internet access but leave lan working (3 answers).

I don't just want to block some ports.

To access the network troubleshooter, visit settings > network & internet > status. If you cannot access the internet due to a malware infection, first try booting your computer in safe mode with networking. Click allow an app or feature through windows defender firewall from the left panel. Learn several options for disabling internet access on a single system while still allowing other go to internet options in the control panel.