Check if the TV is working as normal. If not, all you can do is factory reset your Hisense TV to its default settings.

If your TV is connecting to the 5GHz channel, go into its Network Status page and set the TV to only connect to 2.4GHz. When all else fails, performing a factory reset on your Hisense TV is the last ...

go into its Network Status page and set the TV to only connect to 2.4GHz. When all else fails, performing a factory reset on your Hisense TV is the last resort option for trying to get a Hisense ...