@HellBoy1546
Did you go to Settings/System/About to find the model number of your RokuTV. (that is the number you need to enter into the USB update fields- should be 4 numbers and a letter)
https://tvupdate.roku.com/index?p=select
Roku Community Streaming Expert
Just another Roku user... I am not a Roku employee.
Insignia RokuTV, Ultra 4660, Premiere+ 3921, Express 4k+ 3941, Streambar 9102