How do I fix WiFi authentication error?

How to fix Wi-Fi authentication problems on Android

Toggle Airplane mode.
Forget and reconnect to the Wi-Fi network.
Reboot your Wi-Fi router.
Change the network from DHCP to Static.
Reset your network settings.

How do I fix authentication error has occurred?

These are a few resolutions that might fix the authentication error has occurred error in Windows.

Adjust the Remote Desktop Settings.
Enable Encryption Oracle Remediation.
Edit the Registry.
Remove the May Updates.
Perform an in-place upgrade.

Why Internet is not working in my phone?

To do this, go to settings and tap on “Wireless Networks” or “Connections.” From there, switch on Airplane mode and turn off your phone. Wait for half a minute and then turn your mobile phone back on. Go to the same settings section and turn off Airplane mode. After that, check if your mobile data is working again.

Why does Google say no network connection?

Clear the Play Store cache. The Google Play Store app on your Android device stores some cache data on your device which could be one of the reasons why you are not able to connect to Google servers using the app and keep getting the “No connection – Retry” error message. Then, tap on the “Clear cache” button.

How come I can’t cast to my TV?

Casting from mobile devices or computers to the TV fails.

Make sure that your device and the TV are connected to the same home network.
Make sure the Chromecast built-in or Google Cast Receiver app is not disabled in Android TV™.
Reset the TV.
Restart the device.
Update the TV to the latest software.

Why isn’t my built in chromecast working?

Try rebooting your router by unplugging the power source to it, waiting a few seconds, then plugging it back in. Perform a factory reset on the Chromecast device.

How do I connect my chromecast to a new WiFi?

Since you already have the Google Home app installed on your mobile device, tap on the “Set up 1 device” option on the Home Screen. Choose a Home for your device and hit “Next.” The app searches for wireless devices nearby. After it locates your Chromecast, tap “Yes” to move on.

Can’t connect to chromecast setup?

Article Summary

Make sure your Chromecast is connected to the same WiFi 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.
Move your router closer to your Chromecast.

How do I troubleshoot my chromecast?

Chromecast Not Working: 8 Simple Fixes

Try Restarting Your Google Chromecast.
Make Sure Your WiFi is Connected Properly.
Try Using the Chromecast Extender.
Move Your Router or Gateway to a Different Location.
Try Resetting Your Gateway or Router.
Try a Factory Reset on Your Chromecast.
If Using a VPN on Your Phone, Make Sure it Isn’t Causing Connection Issues.

Why is my laptop not finding chromecast?

Make sure your computer and the Chromecast device are on the same Wi-Fi network. Chrome can’t see Chromecast devices on different networks. If you’re not sure which Wi-Fi network it should be connected to and you have multiple networks, Try connecting your computer to other available networks.