can upgrate the os build vs 9b830 to build 10B144b??

I would like to know how to change the version 9b830 to version 10B144b ??
or upgrate to a new latest version

i have apple tv 2 with vs 9b830
I would like to upload vs 10B144b



You may be able to do this if you have saved firmware signatures.

More info can be found here.

james…thanks a lot