How can I convert a color PDF to a black and white pdf by using A-PDF to Black?
Firstly, A-PDF to Black could not be easier to convert a color PDF to a black and white one. It not only can reduce your PDF file size, but also allows you to choose the dithering and backup file. All process are within a minutes. Let me show you in details.
Step 1: add the color PDF files. You can add a single PDF or several PDF files.
Step 2: Click the button “Settings” and then customize your output PDF.
You can have a preview of the effect. And three dithering methods are provided for you. They are threshold, grayscale and ordered. Also you can choose to convert image only.
Step 3: convert.
You have two options: Convert to B/W and Convert to B/W And Save As.
- A-PDF Deskew - Correct the skew scanned images in PDF files directly
- A-PDF Image Downsample - Resample the image in PDF files directly
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