If you can't edit a PDF file's text, it might be scanned file. In that case, if you want to edit it, please use some PDF ocr softwares. PDF ocr software can recognize the charactors of the file and turn them into text files. PDFOCR is a famous, easy-to-use ocr software, and you can try it by clicking the link below.
You can't edit it, PDF is optimised to be more "book-like" and text files are created to write and work on the text.
If you cannot edit or copy the text of a pdf file, it seems that the pdf file is a scanned one. In that case, if you want to edit or copy it, please use some pdf ocr softwares. PDF ocr software can recognize the charactors of the file and make them into text files. PDFOCR is a famous ocr software, and you can tried it by clicking the link below. I tried the software, and it's very good.
In addition to converting a word document into a PDF file, Wondershare PDF Editor gives you the ability to edit PDFs, protect them with passwords, review and annotate them, as well as sign them digitally. With Wondershare PDF editor you can also edit and delete watermarks, images and text, and further customize your documents.
You can use libraries like TCPDF or FPDF in PHP to extract text from a PDF file, but reading a PDF line by line directly is not straightforward as PDF files do not have a specific line structure like text files. To create a text file from a PDF, you can use libraries like MPDF or PDFlib in PHP to extract text content and write it to a text file.
To edit text in Adobe Acrobat Professional 9, first open the PDF file you want to modify. Select the "Edit Document Text" tool from the toolbar or under the "Tools" menu. Click on the text you wish to edit; a bounding box will appear, allowing you to change, delete, or add text. Once you're done, save your changes to update the document.
It is fundamentally impossible to convert "any" file to PDF. PDF is used for text and images. There is no way to translate a program, a movie, or an MP3 file into a PDF.
PDF cannot be edited; it needs to be converted to a text or image filetype first. Several applications can do the necessary conversions.You can convert pdf to editable word document then make related changes, find a pdf to word converter which has a accurate conversion and high quality output.And one even can deal with encrypted pdf files will do you a favor in many cases.Or you ca directly change text in existing Pdf file with a PDF editor like Infix editor.
Click on start..programs..accessories..notepad; when notepad opens click on file..open; find the file you are trying to open then click ok.orClick on start..programs..accessories..command prompt (DOS prompt for older computers; go to directory where file is and type EDIT filename (whatever the name of the file is you want to edit).When you are done with either method, click file..save then file..close.
Adobe Acrobat
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A PDF file contains text and graphics. An MP3 file contains sound (music). So, one file cannot be converted to another.
You can edit any text in PDF or scanned document. Nowadays you can do it online 24x7 without using any software. You can do it instantly by uploading PDF and downloading its editable version for you to make changes.