
Fix Port Already Allocated Error in Windows Security
If you see a 'port already allocated' error when starting a Windows Security-related service or a...
Software troubleshooting desk

If you see a 'port already allocated' error when starting a Windows Security-related service or a...

If you recently changed your network—switched Wi-Fi networks, moved from Ethernet to Wi-Fi, or ch...

You try to connect to a remote PC via Remote Desktop and get an error like “An invalid config...

If Microsoft Teams won't connect to the network, you'll likely see a persistent "Connecting..." m...

If you're running Ubuntu under WSL and network connections are failing—slow DNS lookups, no inter...

If you installed Ubuntu alongside Windows and now your Windows activation key is not recognized, ...