I cannot set device to high priority because of this nonsense error on the QoS page.
@TP-Link_Deco When connected to Deco, the Samsung Tablet's IP is 192.168.68.107. This is the same subnet as other devices on the Deco system. Yes, the Samsung Tablet can ping 192.168.68.1 (Deco),...
@TP-Link_Deco The tablet shipped with Android 4, and the most recent Android version that Samsung provides now is Android 5.1.1. I confirmed today on samsung.com