Vivax 50uhd122t2s2 LOOKING FOR USB UPDATE

[roman728]

Hi, does anyone have install.img file for USB update on this TV ?

TV model : Vivax 50uhd122t2s2
Mainboard : hk.t.rt2871p838
Panel : CC500PV3D

I can find only file for panel CC495PU1L. TV is working with it but picture is doubled.

Thanks