Remote Desktop Error Code 0x3 Extended Error Code 0x12 May 2026

w32tm /resync On the target computer (or DC), run:

nslookup <target_hostname> nslookup <target_fqdn> Ensure the returned IP matches the target and that reverse lookup ( nslookup <IP> ) returns the correct FQDN. On both client and target: remote desktop error code 0x3 extended error code 0x12

setspn -L <computer_name> Look for TERMSRV/<FQDN> . If missing, add it: w32tm /resync On the target computer (or DC),

w32tm /stripchart /computer:<domain_controller> Correct any skew > 5 minutes. Re-sync using: run: nslookup &lt