@AlainBE I think you have to change the ethernet cable and then try also check the speed in Deco App how much speed are you getting on Deco App share a screenshot too. Sometimes ethernet cable 8...

@Sybren First of all every Deco has to be supported this feature and also mixing Decos Old + New can'nt work with Device Connection Preference means if you set the Device to always connect on that...

@Miraklion Yeah same problem on Deco M4

@Kameleon1987 You can manually update to 1.2.4 by Web UI

@AlainBE So now your speed issue is resolved after this?

@David-TP Kindly fix the issue of Unable to connect to Deco error on Deco App with Deco M4 after firmware 1.7.0. and the error is not coming because of ECO Mode this error is coming before i turned...