@gigakb I have problems with 1.3 firmware too on Deco x10. My solution for now was to set Decos to restart every day.

@David-TP can be instaled on Deco x10 v 1.8 BR?

@TP-Link 1 - Yes but If disconnect the cable and/or switch the port I can get gigabit speed 2 - I have 3 Deco M4 If the main is capped on 100mbps everything on my lan stay capped too. Eventually,...

@Malice are you testing a new candidate firmware? Any progress? My cables are cat6 brand new and this 100mbps limit is constant. Disconect and conecting cables again and switching ports works but If...