The beta firmware 1.13.7 Build 240206 Rel.55123n(5553) has been reported by users as "unusable due to a watermark," and many users noted that no stable updates had been released for a long period before July 2025. The official TP-Link solution was to direct users to the new pre-release firmware instead.
Disclaimer: Firmware availability may vary based on region (EU, US, PH) and hardware version. If you'd like, I can: tplink archer c6 latest firmware version 2025 new
It is a good practice to reboot the router once more after the update. 5. Troubleshooting 2025 Firmware Issues If the update fails or the router acts strangely: The beta firmware 1