Ethernet Doesn't Have Valid IP Configuration Windows 11 Fix [2026]

Quick Answer: Ethernet has no valid IP because DHCP failed to assign one. Run ipconfig /release then /renew, or set a static IP matching your router's subnet.

Symptoms

"Ethernet doesn't have a valid IP configuration"
Yellow triangle on network icon
Can't access internet via ethernet
Wi-Fi works but ethernet doesn't

Root Cause

DHCP lease expired or network adapter driver failure prevents IP assignment.

Fix

Method 1: Release and Renew IP

ipconfig /release
ipconfig /renew

Method 2: Reset TCP/IP Stack

netsh int ip reset
netsh winsock reset
Restart-Computer

Method 3: Disable/Enable Adapter

Settings → Network & internet → Advanced network settings
Network adapters → Disable then Enable ethernet adapter

Method 4: Update Driver

Get-PnpDevice -Class Net | Where-Object {$_.FriendlyName -like "*Ethernet*"} | Update-PnpDevice

How Againly Helps

Againly runs check_network_stack to detect DHCP failures and automatically renews IP configuration.

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FAQ

Q: Why Wi-Fi works but not ethernet? A: Different adapters with different drivers.

Q: Should I use static IP? A: Only if DHCP consistently fails on your network.

Related: Wi-Fi Connected No Internet

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