TiVo Mini
Errors: V878 (streaming box offline), V69 (network not fast enough) this is the most common. Sometimes "Try again" works, maybe 50/50.
ASUS AiMesh WiFi: RT-AX89X (base), (2) ZenWiFi Pro ET12 (Mesh nodes)
1GB internet, tests as 450-700MB from other WiFi clients
Edge on Ethernet or WiFi on one...