If you are using a very old build of Portraiture (e.g., version 2.3.x), you may need to update to the latest version (3.5 or higher) for proper 64-bit support on modern Windows or macOS.
Note: Modern macOS versions and Apple Silicon (M1/M2/M3/M4 chips) dropped all 32-bit support entirely. You must use a 64-bit native version of Portraiture v4. Step-by-Step Portraiture Workflow imagenomic portraiture for adobe photoshop 32bit and 64bit
Strong: Used for high-glamour shots, though it requires careful masking to avoid looking plastic. Performance Benefits If you are using a very old build of Portraiture (e