I hope this helps, in case anyone else runs into the same issue. Get up to 300 off a like-new, fully refurbished Certified Re-Newed phone with the highest instant cracked screen trade-in values online, only from Samsung.
The only apparent solution is to connect an external Chromecast device (with the latest firmware installed) to one of the TV's HDMI ports, and disable the built-in Chromecast. Samsung Download Center: Owners Manuals, Firmware Updates & Drivers Samsung US. So, unfortunately, the built-in Chromecast is now unusable when casting from any app requiring the latest Chromecast firmware (such as the 'Prime Video' app from Amazon). When I called Toshiba today, I was told they have no plans to provide any additional firmware updates for the built-in Chromecast hardware on this model. However, this firmware version is over two years old and is the same one we already have installed on the TV. i show you how to update software/firmware to latest version on a Toshiba smart tv with fire tv edition. The Toshiba website does actually have the firmware available for download for this model, which can be loaded to a USB drive and installed (see ). I have a similar Toshiba model with the same firmware version installed.