@naser1308 since the Color.io is doing the conversion for you, you'll have to turn off the automatic conversion that Final Cut Pro X applies to Apple ProRes LOG footage. Here's how you can do that: https://support.apple.com/en-ph/guide/final-cut-pro/ver0f06b3329/mac#:~:text=Click%20the%20Metadata%20View%20pop,up%20menu%20and%20choose%20None.