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Then it took a few minutes to do OCR, and then voila: Still working in the original PDF, I was then able to highlight text and right-click and save. It asked me whether I wanted a medium or high level of accuracy.

Well, I’ve only used it once, but the free program PDF XChange Viewer has an OCR button (I accidentally saw it today). Also, many OCR utilities will generate a separate, new PDF or text file that usually does a little distortion of the layout of the original. A while back someone was asking about how to deal with PDFs that don’t allow you to highlight text for copying, pasting etc.Īs was explained, the problem with such PDFs is that they are photocopy images (pictures) that do not have character recognition (i.e., OCR) of the text in the PDF-picture.Īnd so, a lot of times when you apply OCR apps to such PDFs to try to obtain OCR, these apps’ accuracy at interpreting pictures of text is somewhat good but you usually have to watch out for a significant number of errors.