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Inspiring
December 24, 2020
Answered

How to remove background once I have done OCR?

  • December 24, 2020
  • 3 replies
  • 9043 views

So I have had multiple situations like in the image below.

 

Adobe has done great OCR, but I now want my PDF to be only WHITE BACKGROUND and OCR-ed TEXT. 

But - when I try to go "remove background" nothing changes.

This is important to me because I print everything I read, so finding out how to do it would help a lot.

Correct answer Luke Jennings3

I addition to the good info above, you could try one or both of these preflight fixups- (Tools> Print Production> Preflight). Once the text is on a separate layer, you can toggle the other layers on and off, or delete them.

3 replies

gary_sc
Community Expert
December 24, 2020

Fico,

 

If you do a good scan, there's nothing to hide or remove.

Inspiring
July 5, 2022

Your statement is spurious at best. Everyone's parameters differ based on the materials and expectations for the project. It would have been better to answer the question without the condescending platitudes concerning your personal philosophies about scanning.

gary_sc
Community Expert
July 5, 2022

I've been doing this for over 30 years, but obviously, you know much more than me.

Suit yourself.

Luke Jennings3
Luke Jennings3Correct answer
Community Expert
December 24, 2020

I addition to the good info above, you could try one or both of these preflight fixups- (Tools> Print Production> Preflight). Once the text is on a separate layer, you can toggle the other layers on and off, or delete them.

Fico5C6CAuthor
Inspiring
December 24, 2020

Thank you!

I did as you explained, but in layers tab I still see only "Text" and nothing else that I could delete?

 

Luke Jennings3
Community Expert
December 24, 2020

You can hide the new text layer by clicking the eyeball icon in the layers panel, then go to Tools> Edit PDF> select all (marquee select), delete.

Or you can use this preflight that should create additional layers.

gary_sc
Community Expert
December 24, 2020

Hi Fico,

Starting with a better scan will do more for removing that background than anything that Acrobat can do. Please read through this blog I wrote for Adobe

 

http://photosbycoyne.com/Gary's_Help/Scanning/clean-scanning.html

 

 

Inspiring
June 9, 2021

Hi gary_sc, this is a very interesting document! Thanks for sharing.