0x80070774_

0x80070774

Windows 10/11 · Network/DNS

Windows 10/11 just hit error 0x80070774, which corresponds to a fault called "0x80070774". This is one of the most searched error codes for this OS — you're not alone, and there's a clear fix.

What Actually Happened

Network stack error: ERROR_DHCP_ADDRESS_CONFLICT � the DHCP client detected a duplicate IP address on the network.

Symptoms

Network error: '0x80070774'

Common Causes

Connectivity condition: ERROR_DHCP_ADDRESS_CONFLICT � the DHCP client detected a duplicate IP address on the network

How to Fix It

01
Flush DNS cache:
ipconfig /flushdns
02
Reset Winsock stack: netsh winsock reset
03
Reset IP stack: netsh int ip reset

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