@Takuiq Answers to your questions: 1) Networking switch should be OK if it supports Deco Ethernet backhaul. Not all switches do, and for managed switches you might need to make additional...

@Kwiatek When this happens next time, check "Show Map" page of Deco app to see how Deco units connect to each other. Deco app may not update that info in real time, so first check "Show List" to see...

@ChrisJL_2005 It looks like you have found the culprit. Disable this in Synology NAS. Also, do you really need external access to your NAS? Because, if you don't, find UPnP setting in Deco app under...

ChrisJL_2005 wrote @Alexandre. thank you I am not sure if the Virgin Super hub will let me do as you say. I will give it a go. I have read elsewhere that there can be conflicts. @ChrisJL_2005 Virgin...

@CemCan Changing Deco mesh to run in Access Point may or may not fix the issue, but it is the recommended first step in dealing with issues of that kind. You should configure Deco mesh to run in AP...

@ChrisJL_2005 I would recommend not to ignore these messages from Virgin Media. I once got into similar situation with my ISP, they cut off my Internet without extra notice. It took me time and...