Last updated on May 6, 2025
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In Photoshop, there are several ways to access the Nik Collection plugins, starting with the Plugins menu, then the reversible workflow with smart objects and filters, the possibility to share layers and take advantage of Photoshop’s selection tools, including AI-based tools and, finally, the special case of Nik HDR Efex.

Please note that you can’t use Photoshop when a Nik Collection plugin has been opened from there, as both software are tight together when using layers, masks and smart objects. 

A dialog box will warn you as soon as you open a file in Nik Collection. In order to use Photoshop again, you’ll need to apply or cancel your editing in Nik Collection.

Opening an image

Opening an image in the Nik Collection from Photoshop’s Plugins menu or Photoshop Elements Filter menu

From the plugins menu.
From the preferences panel.
From a plugin panel.

Opening an image from Photoshop into Nik Collection:

  1. The first time, go to the Plugins menu, then go to the Nik Collection sub-menu and select the Nik Collection plugin you need.
  2. You can also send directly to any plug-in from the Preferences panel, without the need of switching to a plugin panel.
  3. The relevant plugin panel opens: click on Open. 
  4. The image will open in the selected plugin.
  5. Perform your processing and corrections.
  6. Click on Apply.
  7. The plugin applies processing and then closes.
  8. Your processed image is displayed in Photoshop.
  9. Save or Save As (to create another file), then exit Photoshop.

Opening an image from Photoshop Elements into Nik Collection:

  1. Go to the Filter menu, then go to the Nik Collection sub-menu and select the Nik Collection plugin you need.
  2. The relevant plugin panel opens: click on Open.
  3. The image will open in the selected plugin.
  4. Perform your processing and corrections.
  5. Click on Apply.
  6. The plugin applies processing and then closes.
  7. Your processed image is displayed in Photoshop Elements.
  8. Save or Save As (to create another file), then exit Photoshop Elements.
  • As soon as you click on Open, Photoshop generates a layer and a layer mask on top of the background layer (which is the original image), named * Nik Collection *. The type of layers and layer masks will change as soon as you hit, in the Nik Collection plugin, the Apply button, and depending on its settings.
  •  You can also process your images in Nik Collection through Photoshop or Photoshop Elements from your host application, such as DxO PhotoLab or Adobe Lightroom Classic. See the Workflow chapter in the pages of the associated programs.

Nik HDR Efex is a special case. To see how to launch it in merge mode from within Photoshop, please check at the bottom of this page.

The Nik Collection iconic panels

From version 8 onwards, the Nik Collection Palette is no longer available and can’t be activated anymore in Photoshop’s File > Automation menu. It has been replaced by the plug-in panels, fully integrated in Photoshop’s UXP iconic panel system.

The Nik Collection Preferences panel and the individual plugin panels in Photoshop appear when you select for the first time one of the plugins in Photoshop’s Plugins menu. Those panels behave the same way as all the panels of the program. You can open, close, move, rearrange them as you wish. Note that changing the Photoshop Workspace will reset the panels, and you will have to select the Nik Collection plugins in the Plugins menu again to make them reappear.

By default, the Nik Collection panels do not collapse automatically when you are done. You can change this behaviour in Photoshop preferences:

Preferences>Workspace>check Auto-Collapse Iconic Panels.

The Nik Preferences panel

This is the starting panel, where you can display or hide the individual plugin panels and set the behavior of Nik Collection within Photoshop:

The individual Nik plugins panels

When displayed, each plugin has its own panel, with the following buttons:

If you click on all the buttons, you can combine and show all last edits, presets and filters in the panel. You can scroll through or resize the panel to show them all.

Working with smart objects

In Photoshop, a smart object1 is a layer that includes the original image to ensure a non-destructive and reversible workflow, all Nik Collection plugins are compatible with this. This means you can make corrections or apply a rendering to the image, which you can modify as you wish, after saving and even after closing the applications.

Going through Photoshop, you have two ways to convert to a smart object:

Convert to a smart object in Photoshop (Method 1)

  1. Open the image in Photoshop2.
  2. In the Filter menu, select Convert for Smart Filters.
  3. A dialog box informs you that the selected layer (the background layer of your image) will be converted to a smart object (you can disable this dialog). Click OK.
  4. Your image is converted to a smart object, the background layer is renamed Layer 0, and an icon appears in the thumbnail in the Layers panel.
  5. To select a plugin, 3 possibilities:
    • Go to the Plugins > Nik Collection menu and select the desired plugin3.
    • In the Nik Preferences panel, click on the desired plugin button.
    • If the desired plugin panel is already open, click Open. 
  6. Work your image in the chosen plugin software, and then click Apply. If you click on the second half of the Apply button, you will see, in the menu, that Smart Object is marked by a dot and, so, is already selected.
  7. The plugin closes, and the processed image is displayed in Photoshop.
  8. In the Layers panel, a filter effect thumbnail appears below Layer 0 with the name of the plug-in used below it.

1Both Lightroom Classic and Lightroom desktop client (since version 8.1) let you open images as Smart Objects in Photoshop (see the Adobe Lightroom Classic & Lightroom page, in the Workflow chapter).

2Does not apply to Photoshop Elements (Photoshop Elements does not offer a workflow with smart objects and filters).

3Nik HDR Efex offers its own option for working as a smart filter.

Convert to a smart object in the Nik Collection (Method 2)

  1. Open the image in Photoshop.
  2. To select a plugin, 3 possibilities:
    • Go to the Plugins > Nik Collection menu and select the desired plugin***.
    • In the Nik Preferences panel, click on the desired plugin button.
    • If already open, open the desired plugin panel and click Open.
  3. Work your image in the selected plugin.
  4. Work your image in the chosen plugin software, and then click on the second half of the Apply button:
    • If the smart object option is not set as default in the Nik Collection Host preferences, click the Smart Object option to select it.
    • If the smart object option is already set as default in the Nik Collection Host preferences, the Smart Object option is marked as selected with a dot.
  5. Click Apply.
  6. The plugin closes, and the processed image is displayed in Photoshop as a smart object above Layer 0 or background image, as follows:
    • A thumbnail with the smart object icon and the name of the Nik plugin or the filter which was applied.
    • A white smart filter mask with the name of the plugin below.

If there are Photoshop masks and users want to access them in Nik Collection, then Nik Collection creates a copy of those masks. Later, if the user creates a smart object, upon reopening it, only the Photoshop masks that were copied by Nik Collection will be reusable within the smart object.

In other words, if the user created new masks afterward or modified existing ones, they won’t be available or updated in the smart object.

Re-editing your processing

  1. Open the processed image in Photoshop.
  2. In the Layers panel, double-click the plug-in name below the filter effect thumbnail.
  3. The plugin software used to process the image opens, you can edit it or even completely redo your image processing.
  4. Click on Apply.
  5. The plugin closes, and the processed image is displayed in Photoshop.
  6. Save and exit Photoshop.

Permanently applying processing

  1. If it is not already the case, open the image in Photoshop.
  2. In the Layer menu, select Flatten Image.
  3. The mask of the filter is Layer 0 and forms the background layer; at this point the processing is no longer reversible.
  4. Save and exit Photoshop.

Send as a layer

Creating different layers at each major change in Nik plugin.
Created layers back in Photoshop.

Nik Collection plugins allow you to export your editing as layers to Photoshop, at any time. These layers can be used to send intermediate editing steps, and/or to cumulate several effects, presets or filters, even from several different plugins.

To send layers to Photoshop : 

  1. After opening an image in Photoshop, open it in one of the Nik Collection plugins.
  2. In the plugin, apply a filter, preset or any edit.
  3. In the bottom right-hand corner, between the Cancel and Apply buttons, click Send as a layer.
  4. If you wish, apply another filter or preset, or modify your corrections. You can also switch to another plugin.
  5. Click as necessary on Send as a layer1.
  6. When you’ve finished, click Apply2. The plugin closes, the layers are visible in Photoshop’s Layers panel.

1 The more layers you export, the longer it will take to generate them.

2 Even if you click on Cancel, layers will be sent to Photoshop.

Mask exchange between Photoshop and Nik Collection

Photoshop has many selection tools, some of which are AI-based, and you can take advantage of them in Nik Collection plugins to apply perfectly targeted filters, presets and corrections. You can also pass these selections from one plugin to another.

Photoshop’s selection tools include: 

Importing Photoshop selection masks and layers into Nik Collection:

Creating a selection mask in Photoshop.
Adding an adjustment layer in Photoshop.
Mask selection box.
Creating a new layer with the Nik plugin edits.
Back in Photoshop.
  1. Beforehand, it is recommended to duplicate the Background layer in Photoshop, and do your selection on the duplicate layer, and add duplicate background layers as necessary*.
  2. Do your selections and, for each selection, go to the floating toolbar below the image and click on the Create mask from selection icon and/or create layers and/or adjustment layers as needed.
  3. Open the image in the Nik plugin of your choice. If, in the Nik Preferences panel, you have set Send masks to plugin > Selected masks, a dialog box will pop-up and ask you to select the Photoshop masks with the checkboxes, or select all the masks in one go with the Select/deselect all checkbox.
  4. When the masks are selected, click on Open.
  5. Once in the Nik plugin, apply a filter, a preset, or any tool offering local adjustments.
  6. To add the Photoshop masks in the Nik plug-in local adjusment list, click on the Import Masks button.
  7. In the floating Import window, choose the masks created in Photoshop:
    • If there are multiple Photoshop masks, click the + button to add the desired mask(s).
    • To add all Photoshop masks, click the + button on the Photoshop line or click on Import all (if there are Nik Collection masks, they will added).
  8. The imported Photoshop masks will appear in the local adjustments list and behave exactly like Nik Collection’s native tools. You can apply corrections, effects, duplicate, invert, and delete them.

*All imported masks retain their name, whether it’s the original default name or a customized one.

Please refer to Adobe Photoshop’s user manual for more information on the layer and selection tools behaviour and usage.

Apply and back to Photoshop

The Apply button

When you click the Apply button, the Nik Collection plugin you are using will apply the adjustments based on the options selected in the second half of the button, which is only displayed when working within the Photoshop workflow.

Options for the Apply Button:

  • Changing the Apply button behavior in its own options menu will not change your setting in the Preferences. This lets you change the option on the fly as needed in your workflow.
  • Only one type of Photoshop masks can be sent to Nik Collection: layer masks.
  • Photoshop masks are not available for import if a Nik Collection plugin has been started from Photoshop’s Filter menu. Use the panels instead.
  • Photoshop masks can’t be included in Nik Collection’s Last edit and Preset.

Using the layers back in Photoshop

When you are done with the different layers, you can either: 

If you are combining Lightroom Classic or Lightroom with Photoshop, as long as you don’t flatten the layers, they will be kept in your workflow and preserved in the roundtrips between these apps.

Launching Nik HDR Efex in merge mode

Nik HDR Efex is special because you have the choice to use it on a single image (tone mapping mode) or multiple images (merge mode). In the case of the merge mode, you don’t need to have the images already open in Photoshop.

In Photoshop Elements, access to Nik HDR Efex still goes trough the Filter menu.

Images to be merged.
Nik HDR Efex merge mode panel in Photoshop.
Image selection box.
Nik HDR Efex Merge settings.
Editing in Nik HDR Efex.
Merged image back in Photoshop.

To send picture(s) and launch Nik HDR Efex in merge mode:

  1. In Photoshop, if it is the first time, go in the Plugins menu>Nik Collection and select Nik HDR Efex or Nik HDR Efex Tone mapping. If already displayed, you can also start from the Nik Collection Preferences panel or the Nik HDR Efex panel(s).
  2. A dialog box opens to select images.
  3. Click Add files to open a system dialog. Find and select the images you want to merge, then click Open.
  4. The Nik HDR Efex dialog box displays the list of selected images.
  5. To unselect an image from the list, click to uncheck the box next to the file name.
  6. If you wish to switch to a reversible workflow, check Merge as a Photoshop Smart Object*.
  7. Click on Merge.
  8. The Nik HDR Efex Merge Settings window opens.
  9. After selecting the options you need, click Create HDR.
  10. The images are merged, and the HDR image opens in Nik HDR Efex.
  11. Once you have finished processing, click Apply.
  12. The image processed in Nik HDR Efex is displayed in Photoshop. A layer bearing the name of the Nik HDR Efex plug-in has been created

* Smart Objects are not available in Photoshop Elements.

For more information on the contents and options of the HDR Merge dialog box, see the Nik HDR Efex chapter.

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