Copy the ICC profiles
Copy all the files from the LUTs\ICC (Capture One) folder to the following locations:
Macs
Right-click on the Capture One application icon and select “Show Package Contents”. Navigate to
Contents/Frameworks/AppCore.framework/Versions/A/Resources/Profiles/Input
OR
Contents/Frameworks/ImageCore.framework/Versions/A/Resources/Profiles/Input
OR
Contents/Frameworks/ImageProcessing.framework/Versions/A/Resources/Profiles/Input
Windows
C:\Users[your username]\AppData\Local\CaptureOne\Color Profiles
Restart Capture One
Restart Capture One.
Reveal all ICC profiles
From the Base Characteristics panel, click on the ICC Profile dropdown menu and select “Show All”.
Load an ICC profile
Click on the ICC Profile dropdown menu again and navigate to the Other section. Select a profile to use.