Scanned files are generally saved in PDF format. If you want to edit scanned files, we can use some software or websites with OCR function to convert them and convert PDF scanned files into writable files (for example: Word file\Excel file\TXT file, etc.), and then edit the content. The following will introduce the specific operation method for you.
(1) Use professional software: Renee PDF Aide
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Renee PDF Aide It is one of the professional PDF converters on the market. This software can convert PDF files to Word, Excel, PPT, EPUB, TXT, HTML and other formats, and can also convert pictures to PDF files. The software is equipped with advanced OCR technology, which can maximize the character recognition rate when converting PDF format. In addition to the file format conversion function, you can also repair/optimize/split/merge/encrypt/decrypt/add watermarks to PDF documents. The following will introduce how to use the OCR function of this software to convert scanned PDF files into editable files, which is convenient for you to carry out subsequent editing operations.
Specific operation steps (take conversion to Word as an example):
Step 2: After the installation is complete, run the software and select (Convert PDF).
Step 3: In the newly popped-up interface, click (Add File) to load the PDF file that needs to be converted.
Step 4: Select the format document to be output. (This article takes converting to a word document as an example)
Step 5: Select (Enable OCR). In OCR mode, we need to select the corresponding OCR language, which can greatly improve the character recognition rate. (When scanning, it is necessary to ensure the clarity of the scanned PDF file. When the clarity is relatively low, the accuracy of OCR recognition will decrease, or even unrecognizable.)
Instructions for enabling OCR technology:
In Renee PDF Aide, enabling OCR technology includes two functions. Right now
A. Recognize text in pictures or PDF scans. This option can recognize text in pictures or PDF scans, and the accuracy of text recognition can be further improved with the help of OCR technology.
B. Identify built-in fonts (to avoid garbled characters). This option is applicable to the situation where there are built-in fonts in the PDF source file, which can avoid garbled characters after the format conversion is completed.
Step 6: Select the save address of the file in (Output Settings), and then click the (Convert) button.
Tips: After converting the scanned PDF file to a Word file, you can edit the content of the file. If most of the content of the PDF file to be edited is a table, then you can choose to convert the PDF file to an Excel file; if you only need to edit the text in the PDF scan and do not need the pictures in it, then you can choose to convert the PDF scan For Text files.
(2) Use the online website: ONLINEOCR.net website
In addition to using professional software for editing, we can also use some online websites to operate. Let me introduce to you a website with OCR function: ONLINEOCR.net website, with the help of this website, you can convert PDF files into Word files, and then edit the files.
Step 1: Use a browser to enter the URL and enter the (free online OCR text recognition) interface. (Web site URL:https://www.onlineOCR.net/zh_hans/ )
Step 2: After entering the website, click the (Select File) button to upload the file that needs to be converted, then select the OCR recognition language and output document format, and click the (Recognize and Convert) button.
Step 3: After waiting for the conversion, click the (Download Output File) button. After saving the file locally, you can edit the file in the Word document.
The two methods for editing scanned PDF files have been introduced above. What should you do if you need to publish the PDF file on the website and don’t want others to edit the content of the document at will? Here’s how to disable editing of PDF files.
II. How to disable editing of PDF files?
When it comes to prohibiting the editing of PDF files, the most common method is to use software to encrypt PDF files. After encryption, editing operations on PDF files can be restricted or prohibited. With the Renee PDF Aide tool mentioned above, you can easily complete the encryption of PDF files. The specific steps are as follows:
Step 1: Download and install Renee PDF Aide.
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Step 2: After the installation is complete, run the software and select the (PDF Toolset) option on the interface.
Step 3: After entering the (PDF Toolset) interface, select the (Encryption & Decryption) function. Then select (encrypted PDF file), click the (add file) button to load the PDF file that needs to be encrypted.
Step 4: After loading the file, set a password for the PDF file in the (Password) column. Then set the editing restrictions after PDF encryption, and choose whether to allow printing/modifying/extracting text and pictures/comments, filling in forms and signing. If you do not want others to edit the PDF file, then do not check any options.
Step 5: Set the save location of the file in (Output Settings). After the selection is complete, click the (Convert) button to encrypt the PDF file.
III. Article Summary
In this article, I will introduce two methods to edit scanned PDF files. Among the two methods of editing PDF scanned files, Renee PDF Aide provides more output formats and supports more OCR languages than online websites. In addition to supporting format conversion, Renee PDF Aide can also convert PDF files Some basic editing, suitable for users who often need to edit PDF files. However, the functions on the online website are relatively simple, and we need to upload the files to the online server, which may have the risk of data leakage. If the files you need to convert are not confidential files, and the PDF files are small and have less content, then use Online sites are also good options. Everyone can choose the method that suits them according to the actual situation.
![[Encryption & Decryption] function and loading file](/uploadimg/en/2023/7/2023-07-13-22_53_42_9dacaca89b4c4f8fbc63bca23e1e8aa4.png)
