If your TV cannot connect to the internet, you can download the firmware from the Panasonic Global Support Site . Download Information of TV for Europe/ UK and Ireland/ CIS
For more specific visual walkthroughs, you can check out community guides on or visit the official Panasonic Help Center Panasonic TV: How to Update panasonic th32es480dx software update download updated
If your TV isn't connected to the internet, you can download the firmware from the Panasonic Global Support Download Information of TV for Europe - Panasonic If your TV cannot connect to the internet,