Convert prores to rgb

Download and install the latest version of Filestar.
Right click on one or more Prores file(s) on your desktop and select Convert with Filestar.
Type convert to rgb in the search box.
Press Convert.

What is the difference between .prores and .rgb?

Name: Apple ProRes; RGB Bitmap
Extension: .prores; .rgb
Format: Binary; Binary
Category: Video; Raster Image
Developer: SGI
Description: Color bitmap image format created by Silicon Graphics (SGI); generic format used for saving RGB color images on SGI workstations; recognized by various image viewing programs.
MIME Type: video/quicktime; image/x-rgb
Sample: sample.rgb
Wikipedia: .prores on Wikipedia; .rgb on Wikipedia