Denoise isn't available for Fuji X10

Finepix X10, And that has a EXR CMOS sensor (REF 1). Not a Fuji X, nor a BAYER Sensor. And Denoise can run only on Bayer and X-Trans RAW images (REF 2)

Yes, not a Fuji X, nor a Bayer sensor. So not supported in LrC Denoise AI.

REF 1: https://www.dxomark.com/fujifilm-x10-review-an-old-fashioned-compact-camera-with-some-surprises/

REF 2: https://helpx.adobe.com/lightroom-classic/help/whats-new/2023-3.html