Mashable

Google inexplicably removes Chromecast's guest mode feature

Sorry Chromecast users, but from now on you'll need WiFI access to cast content from your phone. According to 9to5Google, the streaming adaptor no longer supports "guest mode," which enabled users to ...

How to use your Chromecast without a Wi-Fi connection, and cast all of your favorite content even without internet

Fi, and still stream all of your favorite content to your TV from another device.
9to5google

Google removes Chromecast Guest mode that didn’t need Wi-Fi

Back in 2014, Google added a guest mode feature to Chromecast that lets other people Cast to your TV without having to be on your Wi-Fi network. This feature is now being removed. This feature was ...
Digital Spy

Chromecast update adds a guest mode to the Google dongle

Google has rolled out an update for its Chromecast dongle, adding a guest mode to the streaming device. Android users can now ping content from their device to a television set via the HDMI stick, ...