Found this new option in Chromecast built-in settings, it's the option to turn OFF the cast notification, something we could only do in the Google Home app.

Question

yogevx · Accepted Answer

already exist on MiBox

ClearlyNoSTDs · Answer

I have that option on my 2017 Shield TV

reverend_dak · Answer

this was implemented with a previous update, but I couldn't tell you which.

faisalthe01 · Answer

It wasn’t there a few days ago but i can see it on my Vodafone TV too along with new keyboard

Found this new option in "Chromecast built-in" settings, it's the option to turn OFF the cast notification, something we could only do in the Google Home app.