i had powerline adapters and repeaters - and when they failed , changed to a MESH system and its so much better for my bungalow - now have wifi all over and in the garden
Also they have 2 etherent connecters and so the devices I had which did NOT have wifi work really good now connected to the satalite devices
this is what I have
Order online at
Screwfix.com. Whole home Wi-Fi solution with comprehensive security to help protect personal information. Fast, uninterrupted Wi-Fi is delivered to every room with up to 4500 square feet of seamless coverage. Adaptive Routing Technology (ART) chooses the fastest path for device...
www.screwfix.com
BUT i purchased at Johnlewis - but they do not sell anymore
more info
Mesh WiFi is a whole home WiFi system built to eliminate dead zones and to provide uninterrupted WiFi throughout your home
www.tp-link.com