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If you have text in image-only PDF files or make PDF files from image files containing text, you will not be able to search these documents based on their content. To make these files searchable, OCR should be used to extract their text. A searchable PDF document presents page images, but also contains the recognized text in a separate layer, with each text character referenced to its image counterpart. This allows the PDF to be searched. Searchable PDF is especially useful to access content 1. Make PDF searchable : once any PDF is opened in FineReader, it becomes instantly searchable. How to Search in Scanned PDF Documents (2019) Watch on. 2. FineReader lets you convert images of text, such as scans of paper documents, into actual text so that you can search and retrieve the information you need faster. How to make a PDF searchable using Smallpdf converters Access the online PDF to Word converter. Drag and drop your PDF into the blue toolbox. Choose the option to 'Convert to Word with OCR'. Download the Word file, with searchable content. Click 'Word to PDF' via the footer to save it as a now searchable PDF. Scan Setting Recommendations for OCR: 300 dpi resolution is generally recommended for accuracy. If the font size is below 10pts then 400 dpi would be recommended. Grayscale is recommended over B/W because it will keep more details. If your document has color images then you should scan in color mode. PDF, TIFF and PNG are recommended for Make a scanned PDF searchable online, using Convertio: Step 1. Open Convertio and look for Free Online OCR. On this web page, click "Choose Files" to import the scanned PDF. Step 2. Then, choose the language, output format, and settings. After that, hit "Recognize". Step 3. Now you get a searchable PDF file after downloading it to your computer. Place the text by manually drawing the glyphs with various PDF graphics commands. Case 1 is typically searchable. Case 2 is searchable if the font and encoding are sane - if they're not (and this is likely the case for non-Latin fonts) then there is probably no reliable way to map the encoded glyphs back to Unicode (and by the way - PDF is Formatted Text & Graphics to make the text in the PDF document both editable and searchable. Select this setting if you not only want to be able to find text in the document but also possibly make editing changes to it. Searchable Image (Exact) to make the text in the PDF document searchable but not editable (this is the default setting). About Searchable PDF. Create a searchable PDF App is a conversion of a PDF file consisting of scanned text or screenshots, into a file having text and enabling you to search for specific keywords in the text and use the copy/paste to retrieve the text from the PDF. The resulting text is included as a searchable text layer in the PDF file. The most common cause of a PDF not being searchable is that it was made from a scanned document. Scanners often capture the contents of a document as an Keyboard shortcuts: On Windows, press Ctrl + F, or on Mac, press Comma