Here is a list of the Live TV supported model(s):
2022 model
LX950, LZ2000, LZ1800, LX800, LX900
LX950, LZ2000, LZ1800, LX800, LX900
2021 model
JX950, JX900, JX850, LF1
2020 model
GR770, HX950, HX900, HX750, HZ1800, HZ1000, HZ2000
2019 model
GX500, GX755, GX850, GX855, GX750, GZ1000, GZ1800, GZ2000
2018 model
FX600, FX750, FX780, FX800, FZ950, FZ1000, FX500
2017 model
EX600, EX750, EX780, EX850, EZ950, EZ1000
2016 model
DX600, DX750, DX770, DX800, DX850, DX95
2015 model
CX700, CX800, CX800N
*The numbers above are the last part of a model number (example: ○○-○○○DX600)
*UN-15TDX7 / UN-15TX7 cannot be watched "Hulu" from the attachment monitor for a tuner. Please connect the tuner to the HDMI port of TV or PC Display with HDMI cable and enjoy watching.
*Requires Internet connection.
*For more information about the detail, please refer to panasonic.jp.
For details on how to use the Hulu app, please refer to this help article: [Panasonic TV] How does Hulu work?