Here I show you how to increase the speed and stability of your Chromecast connections by bypassing the Wifi connection, and using wired ethernet instead.
These are the products that I used to successfully complete my setup:
UtechSmart USB 2.0 to 10/100 Fast Ethernet LAN Wired Network Adapter:
Maxhood Micro USB Male To USB Female Host OTG Cable With USB Power Extension Cable Y Splitter Cord:
UGREEN HDMI Adapter, HDMI Female to Female Connector: