Originally Posted by goehnergirl
So, I downloaded the file, but when I try to open it, it says file not found.
You don't open the file.Its an application to be used with HTC sync.
Follow these directions exactly after you downloaded the RUU File from here.
Goo-inside.me Downloads - Downloading RUU_HOLIDAY_ICS_35_S_CINGULAR_3.26.502.52.zip
Instruction in this post>
Ice Cream Sandwich!