@David-TP Hi David, Thank you for your answer. After careful testing, I found that you're right. It was the Deco E4 that caused the ECO mode to disappear. May I know if TP-link has any plans to add...

Hello Support Team, I am currently using a mesh system with multiple devices including Deco M5, Deco M4R, and Deco E4R. The system operates in Wi-Fi Router mode. I need the ECO mode feature to manage...