To fix your Chromecast setup issues, you can try the following: Make sure your Chromecast is connected to the same Wi, and fi network. Use the HDMI extender cable that came with your Chromecast. Reset your Chromecast by holding the reset button your dongle for 25 seconds. Reset your modem or router.
This begs the question “How to fix Chromecast not connecting to Wi-Fi?”
If you have a different Chromecast model, on your mobile device, open the Home app tap your Chromecast Settings Device information Wi-Fi. You can usually check the Wi-Fi network of your mobile device in its Settings app. If your router supports both 2.4 GHz and 5 GHz, make sure your Chromecast is on the 5 GHz network.
While researching we ran into the query “Why does my Chromecast keep disconnecting from the WiFi?”.
You may have recently changed your router password and forgot to update your Chromecast, or added a second Wi. Fi network to your home and now your mobile devices and Chromecast are connected to different networks.
To change your Chromecast Wi. Fi, open your Google Home app on the mobile device you’re using to control your Chromecast. In the Settings, find the Wi. Fi menu, then find your currently connected network, and select “forget network.” Then revisit your home screen and reset your Google Chromecast device on a different Wi, and fi network.
How do I connect my Chromecast to my TV?
First, plug one end of the provided USB cable into your Chromecast device, and the other end into the provided power adapter. Then, connect your Chromecast device to an HDMI port on your TV. Lastly, plug the power adapter into your power outlet.
This is a stiff cable, a couple of inches long, that will cause your Chromecast to stick out of the back of the TV. The purpose of this cable is to give your device a little more breathing room to detect Wi, and fi networks. If you’re not sure how to connect Chromecast’s HDMI extender, check out Google’s Chromecast setup guide.
Why is my Chromecast not showing up in Google Home app?
Your Chromecast is not discoverable in the Google Home app. The Google Home app says your Chromecast is offline. The TV says your Chromecast is offline. To improve your Chromecast connection and performance, try these steps: Make sure your mobile devices and Chromecast are on the same Wi, and fi network.