Sweden. Tested the full Nordic section — Swedish, Norwegian, Danish, Finnish channels all present. Good coverage for the Scandinavian audience. Performance is good.
Ireland — wired backhaul between mesh nodes is the best configuration for IPTV. If you can run an Ethernet cable between the main mesh unit and the satellite node (even if you cannot run one to the TV itself), this creates a fully wired backbone with only the last hop being wireless. Massive...
**Firestick / Fire TV:**\nSettings → Applications → Manage Installed Applications → select your app → Clear Cache\n\nAlternatively: Settings → My Fire TV → Developer Options → USB Debugging (may vary by generation). The path above is reliable across all current Fire TV models.
Canada — if all else fails on the Samsung native apps, consider connecting an external device. An Nvidia Shield, Android TV box, or Firestick connected to the Samsung via HDMI gives you access to TiviMate or XCIPTV which support both M3U and Xtream Codes natively.
Ireland user here — 100 Mbps is plenty if you can keep your streaming device on Ethernet. The connection consistency matters more than raw speed. Wi-Fi at 100 Mbps can behave worse than Ethernet at 30 Mbps because of packet loss and latency spikes.