If you're using the , you have a solid router capable of delivering high-speed AC1200 dual-band Wi-Fi. However, keeping your firmware updated is critical for maintaining security and network stability. Why Update Your Archer C6 V3.20 Firmware?
(released July 2025) enhance security further, some users have noted that specific updates may impact bandwidth performance, dropping speeds from ~90Mbps to ~30Mbps in some cases. TP-Link Community Latest Official Firmware Options Version 1.0.18 Build 20250718 : Enhanced device security and general stability fixes. Version 1.0.16 Build 20230828 tp link archer c6 v3.20 firmware