How to Pick PERFECT Colors in Photoshop (Coolorus Tutorial) September 29, 2016 David Belliveau One Comment. Get a Free 14-Day Trial For Coolorus.
FULL INSTRUCTIONS: Please note I use Windows 10 64Bit, I cannot guarantee anything but I hope this helps! I've included my version of Coolorus to see if it works on your PC.
But here is a STEP by STEP guide to hacking the extension.