How to convert a pdf to black-and-white

[michalinas13335184]

I want to convert into black-and-white a PDF prepared for printing production. I choose "convert colors"> grey gamma 1,8. Only a part of a PDF changed. How to make the whole document converted?

[Adorobat · Accepted solution]

Hi michalinas13335184,

Sorry for the delayed response.

Please visit the following links which discuss the same topic:

Acrobat Pro DC - How can one convert a PDF from color to black & white?

How convert a color PDF File to black & white (gray scale...no color)

Let me know if you have further questions.

Thank You,

Shivam