A flatten layer collapses the spatial dimensions of the input into the channel dimension. Tim’s Quick Answer: The only real difference between Merge Visible and Flatten Image (both found on the Layer menu in Photoshop) is that Flatten Image will always result in only a single layer, while Merge Visible will leave layers behind if the visibility is turned off for a layer.

It might sound impossible to reduce the file size while maintaining its resolution – but it’s not! What is the difference between merge layer and flatten layer? Compressing the PDF before you flatten it will make it take up less space without compromising its quality. More items… Is flattening PDF same as compressing?įlattening will convert PDFs into a JPEG, which might reduce some of the quality – but not by much. Select one or more layers to merge from the “Layers to merge” list.

Click on the Options button and select Merge Layers.

Access the layers pane by clicking the Layers button on the left side of the screen.

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