Slow SMB Speeds over Wifi: A Troubleshooting Mystery

A user is experiencing slow SMB transfer speeds when connecting to their NAS over Wifi, while Ethernet speeds are normal. Despite being connected to 5GHz Wifi and having good internet speed test results, the issue persists. Suspects include SMB configuration, network interference, or the NAS's Realtek NIC. Using iperf3 to test network bandwidth and reviewing TrueNAS settings and network configuration is recommended.