100% Mac household - I needed an NTFS format for my external file saves on my Evolve HDMI capture device. This software does everything I need.
Microsoft NTS for Mac by Paragon costs just under $20 and will make it absolutely seamless to format NTFS or mount NTFS devices.
NTFS for Mac - the latest is Catalina ready.
This area of the Forum is called "LG webOS... because the operating system is WEB OS, not Android. I don't think there would be any use for the Google Play Store on your LG TV.