This information applies to versions 3 and newer
Open the Nik Collection Palette and click the Settings button near the bottom left. Please check that the "Apply in Nik Collection" option next to "Apply Favorite filter, recipe, and last edit" is selected. Please also make sure you have selected the supported color space (RGB image).
If the issue persists, please contact our customer support.
Please click this link to request help from the DxO Support Team.