@Clorilda There is a possibility something produces wireless signal interference that impacts speed of your WiFi network. On restart, Decos will rescan WiFi channels and switch to less congested....

@MCL68 Why do you assume it is your network? TP-Link is quite popular brand, one of your neighbors may have WiFi extender from TP-Link. If it is your WiFi network, it'll go to Internet through your...

@__jeffyeh I have an older ZyXel PLA5215 powerline adapters, tested with Deco M5 and can confirm Deco is using Ethernet backhaul in that configuration. Somewhat strange the newer powerline adapter...

@LadyCane Login to Main Deco and check its logs for the following log lines: ... Mon Nov 2 10:22:12 2020 daemon.notice conn-indicator: Connectivity changed: ONLINE(0x0) -> OFFLINE(0x1) ... Mon Nov 2...

@AsafDagan Check these (or similarly named) parameters in your router: DHCP Lease Time DHCP Start IP DHCP End IP and how many Connected Devices, i.e., those that router sees and assigned IP addresses...

@AsafDagan When Deco mesh runs in Access Point mode, it is router that manages the network and provides IP addresses to devices. Many modern routers can report list of devices they see and IP...