I finally gave up on the powerline adapters after getting buffering on 2160p HDR content. I'm in a rented flat, so I had to (carefully) run ethernet cable under the carpet. So
Switched to powerline adapter, one of my all-time best decisions : r/HomeNetworking
How To Setup Powerline Adapter for Ethernet Connection (Fast Streaming)
Top Best powerline adapters for gaming (2022 & 2023 READY) : r/techgods2021
6 Tips to Improve the Speed of Your Powerline Network
TL-PA9020P V4 User Guide | TP-Link
TP-Link Powerline Adapters are laughably slow. Is this expected? : r/HomeNetworking
Powerline Adapter vs Mesh? For stronger/faster WiFi up in Loft £100 budget... (UK) : r/HomeNetworking
Other] NETGEAR Powerline Adapter 2000 Mbps (2) Gigabit Ethernet Ports with Passthrough + Extra Outlet (PLP2000) [$60.49] : r/buildapcsales
The 7 Best Powerline Network Adapters, Tested by Lifewire
Top 8 Best Powerline Adapters for Gaming in 2022 (The Ultimate Guide)
Best Powerline Adapters Of 2022 | TechRadar
Mesh Routers VS Powerline Adapters and Wi-Fi Extenders – Buyers Guide 2021 – NAS Compares