Download Ms3458 U801 3840x2160 Vios Tv49174k Rar [ 2025 ]

(and compatible models using the same motherboard). This update is typically used to fix "stuck on logo" issues or system crashes.

: Once the standby light begins to flash rapidly or an "Upgrading" screen appears, release the button. Do not turn off the TV during this process. Download MS3458 U801 3840x2160 Vios TV49174K rar

The firmware you are looking for, , is specifically designed for the Vios TV49174K (and compatible models using the same motherboard)

: Look for the exact filename MS3458 U801 3840x2160 Vios TV49174K.rar on specialized electronics forums or firmware repositories. Do not turn off the TV during this process

Do you have the (often printed on the green PCB) to double-check this firmware's compatibility? How to Update Your Vizio TV Software

: If your TV is still functional and connected to the internet, you can try checking for updates through Settings > Admin & Privacy > Check for Updates (menu layouts vary by brand/region).