How do I fix Transparency in PDF?

In the PDF Optimizer, select Transparency on the left, and then select a preset from the list. In the Advanced Print Setup dialog box, select the Output panel on the left, and then select a preset from the Transparency Flattener Preset menu.

How do I save a PDF with a transparent background in InDesign?

Export and import a custom transparency flattener preset

Choose Edit > Transparency Flattener Presets.
Select a preset in the list.
Do one of the following: To export a preset to a separate file, click Save (InDesign) or Export (Illustrator), specify a name and location, and then click Save.

How do you rasterize a PDF?

How to Rasterize a PDF

Click the “Advanced” tab, and select “PDF Optimizer.”
Check the “Off” box in the three “Downsample” windows.
Click “Transparency,” then “Flatten Transparency.”
Save the new file. Your PDF is now rasterized.

Can you flatten files in InDesign?

Open the document that contains the page spread. Click “Pages” from the “Window” menu. Click the small drill-down arrow to the left of the page layout thumbnails, then scroll to “Spread Flattening.” Scroll to the submenu, and choose an option. Select “Default” to use the program’s flattening presets.

Why is my PDF transparent?

PDF 1.3 files also cannot contain transparency. If a designer exports to PDF 1.3, the design application flattens the transparency. Only when the design application allows you to ‘Save’ or ‘Export’ to a PDF 1.4 or higher file format, can you end up with a PDF file that contains transparency.

What does flattening a PDF do?

What is flattening a PDF? When you flatten a PDF, you merge previously separated contents of your document into one. Flattening a PDF makes it so that: Interactive elements in PDF forms such as checkboxes, text boxes, radio buttons, drop-down lists are no longer fillable.

How do you know if a PDF is transparent?

To tell if a PDF document has any transparency feature, you can run PDF/A-1b validation (under Document -> Preflight -> PDF/A-1b Validation) and look for a “Transparency” node in the Preflight results tree which will contain elements for all the transparency features present in the PDF such as soft masks, blend mode.

Why is Transparency flattener greyed out?

And the resolution of that smask-image is determined by the greyed-out flattener setting. When the greyed out setting reads “high resolution” you get a high resolution image-smask. When the greyed out setting reads “medium resolution” you get a medium resolution image-smask. In your 1.7 version PDF.

What kind of transparency does InDesign CS use?

InDesign CS supports transparency in native Photoshop CS and Illustrator CS ﬁles, and also includes built-in transparency features that you can use “on-the-ﬂy” as you lay out pages and build documents. InDesign CS also can also import, display, and print Adobe PDF 1.4 and PDF 1.5 ﬁles that contain live transparency.

Can you use InDesign to flatten a PDF file?

Acrobat 4 PDF compatibility (PDF 1.3) does not support transparency. Therefore, InDesign flattens the file during the conversion process. Consider changing the settings in the Transparency Flattener presets. Converting the spot color to a process color allows InDesign to flatten the image without stitching.

How to retain transparency in Adobe PDF files?

To retain transparency without flattening when you create PDF files, save your file as Adobe PDF 1.4 (Acrobat 5.0) or later. You can specify flattening settings and then save and apply them as transparency flattener presets. Transparent objects are flattened according to the settings in the selected flattener preset.

How to ignore spread overrides in Adobe InDesign?

Ignore the flattener preset on an individual spread. Select Ignore Spread Overrides from any of the following locations in InDesign: The Flattener Preview panel (Window > Output > Flattener Preview). The Advanced area of the Print or Export Adobe PDF dialog box.