Within Premiere only? Select multiple RED clips in your library, right click and select “Source Settings”. All selected clips will be affected.
If you prefer to adjust in REDCINE-X, I have a program you run your Premiere Project through to batch update these adjustments, as they do not refresh immediately in Premiere. https://www.fallenempiredigital.com/blog/2012/07/29/batch-reload-redcine-x-rmd-raw-adjustments-in-adobe-premiere-pro/
Angelo Lorenzo
Fallen Empire Digital Production Services – Los Angeles
RED transcoding, on-set DIT, and RED Epic rental services
Fallen Empire – The Blog
A blog dedicated to filmmaking, the RED workflow, and DIT tips and tricks