@Sergio12345 Hi, welcome to the community. there is a workaround for your reference: 1. connect these devices to the guest network. 2. set up bandwidth control for these devices. For more details,...

@Jesushuaracha Hi, welcome to the community. Have you seen the suggestions on this link: Fail to setup main Deco Thank you very much. Best regards.

@Juan70Carlos Hi, welcome to the community. Can I have the model number of your ONT device? Or precisely, I think it might be an ONR. Since both the ONT and Archer C6, Deco M4 would work as wireless...

@danysanz Hi, welcome to the community. It might depend on what you want to get from WiFi 6. If the current interbet bandwidth is about 800m-1G, and more mobile clients start supporting wifi 6, Deco...

@JoseGarcia5 Hi, welcome to the community. It is suggested to refer to the suggestions on this link: Unable to connect to the Internet Best regards.

@CesarVeg4 Hi, please refer to the suggestions here: Fix unstable connection when connected to the Deco network (case one) Thank you very much. Best regards.