Author:
Monica Porter
Date Of Creation:
22 March 2021
Update Date:
1 July 2024
Content
PDF files are often used to show professionalism. For that reason, it is sometimes very important to hide or delete information or metadata of PDF files. You can easily select and delete data item of a PDF file with Adobe Acrobat. In addition, Adobe Acrobat's Redaction tool will help. Deleted data is usually displayed in a black frame or another color. Hidden information, such as metadata - including author names, keywords and copyright information, must be deleted separately. Adobe Acrobat has a monthly fee of $ 12.99 (about VND 300,000) for Adobe Acrobat Standard and $ 14.99 (around VND 350,000) for Adobe Acrobat Pro.
Steps
Method 1 of 5: Delete each data item
Open Adobe Acrobat. This is a program that looks like a triangle with circles in corners on a dark red background. Click the icon to open Adobe Acrobat. You can find Adobe Acrobat in the Windows Start menu, or in the Applications folder in the Mac Finder.
Open the file. Here are the steps to open a PDF file in Adobe Acrobat:- Click File (File) in the menu bar in the upper right corner.
- Click Open (Open) in the menu shown below "File".
- Select the PDF file you want to open and click Open.
- Or, you can right-click on the PDF file and choose Open With ... (Open with…) and select Adobe Acrobat.
Click the piece of information you want to delete. The screen will display information editing options. You can select a data input box, an image or other information.
Press Delete (Delete) to delete information.- To delete a word in the text box, you click on the text to edit to display the mouse pointer. Click and highlight the text you want to delete and press Delete or ← Backspace.
Click File in the menu bar at the top of the screen.
Click Save (Save). This is the action of permanently deleting the selected information from the document. The filename will be appended with the "_Redacted" extension.
- To avoid overwriting the original, you should choose Save As (Save As) and save the document in a different folder or give the document a different name.
Method 2 of 5: Delete the page
Open Adobe Acrobat. You may have saved the program on your desktop but still need to search for it on your computer. The easiest way is to use the search bar. Windows computers will have a search bar in the lower left corner; the Mac's search bar is in the upper-right corner.
Open the file. Follow these steps to open a PDF file in Adobe Acrobat.
- Click File (File) in the menu bar in the upper right corner.
- Click Open (Open) in the menu below "File".
- Select the PDF file you want to open and click Open.
- Or, you can right-click on the PDF file and choose Open With ... (Open with…) and select Adobe Acrobat.
Click the Pages icon. This is a two-page stacked icon displayed above the toolbar on the left side of the page.
Click the pages that you want to delete. You will see a list of pages displayed in the left column. Click on each page to select it. If you want to select multiple pages, hold down the key Ctrl and select all pages to delete.
Click the trash can icon displayed above the page list column on the left side of the screen.
Click Ok in the currently displayed window. This will confirm that you want to permanently delete the selected pages.
Click File (File) in the menu at the top of the screen.
Click Save (Save). This is the action of permanently deleting the selected information from the document. The filename will be appended with the "_Redacted" extension.
- To avoid overwriting the original document, click Save As (Save As) and save the document in another folder or give the document a new name.
Method 3 of 5: Content Editing
Open Adobe Acrobat. You may have saved the program on your desktop but still need to search for it on your computer. The easiest way is to use the search bar. Windows computers have a search bar in the lower left corner of the screen; the Mac's search bar is in the upper-right corner.
Open the file. Follow these steps to open a PDF file in Adobe Acrobat:
- Click File (File) in the menu bar in the upper right corner.
- Click Open (Open) in the menu below "File".
- Select the PDF file you want to open and click Open.
- Or, you can right-click on the PDF file and choose Open With ... (Open with…) and select Adobe Acrobat.
Click Tools (Tools) in the second menu bar at the top of the screen.
Click Redact (Editing) with a pink highlighter icon displayed under "Protect & Standardize" in the Tools menu.
Select the information you want to edit. It can be any part of the document, including an image. Follow these steps to choose what to edit:- Double-click to select word or image.
- Click and drag to select a line, paragraph, or any part of the document.
- To select more information, hold down the key Ctrl while choosing the next one.
- If you want the editor mark to appear on other pages - for example the same place at the top or bottom of each page - right-click and select “Repeat Mark Across Pages”.
Click Apply (Apply) in the second toolbar displayed above the screen.
Click Ok to confirm that you want to edit the selected content.
- If you want to remove hidden information from the document, click Yes in the dialog box.
Click File (File) in the menu bar at the top of the screen.
Click Save (Save). This is the action of permanently deleting the selected information from the document. The filename will be appended with the "_Redacted" extension.
- To avoid overwriting the original, you should choose Save As (Save As) and save the document in a different folder or give the document a different name.
Method 4 of 5: Editing content with a search engine
Open Adobe Acrobat. You may have saved the program on your desktop but still need to search for it on your computer. The easiest way is to use the search bar.Windows computers have a search bar in the lower left corner of the screen; the Mac's search bar is in the upper-right corner.
Open the file. Follow these steps to open a PDF file in Adobe Acrobat.
- Click File (File) in the menu bar in the upper right corner.
- Click Open (Open) in the menu below "File".
- Select the PDF file you want to open and click Open.
- Or, you can right-click on the PDF file and choose Open With ... (Open with…) and select Adobe Acrobat.
Click Tools (Tools) in the second menu bar at the top of the screen.
Click Redact (Editing) with a pink highlighter icon displayed under "Protect & Standardize" in the Tools menu.
Click Mark for Redaction (Highlight Editing) in the second menu bar.
Click Find text (Search text) to open a menu bar that allows you to search for text to edit.
Select "In the current document" or "All PDF Documents In"...). To search within the open document, click the circle button next to "In the current document". To search multiple PDF documents, click "All PDF Documents In" and use the selection box below this option to select the folder containing the PDF documents to be edited.
Select "Single word or phrase", "Multiple words or phrase" or "Patterns". Click the circle button next to the search options and do one of the following:
- Single word or phrase: Enter a word or sentence in the search bar below the options.
- Multiple words or phrase: Click Select Words (Select word) and enter the word or sentence you want to edit in the bar at the top of the menu. Click Add (Add) to add new words or sentences and enter the bar above. Choose Ok when you are finished adding words and sentences to delete.
- Patterns: Use the selection box to select the template. You can use the template to delete phone numbers, credit cards, ID numbers, dates, and email addresses.
Click Search & Remove Text (Search and Delete Text). This is finding matches on the document.
Click the box next to all the results you want to edit. All search results will be displayed in the left menu. Click the box next to the result you want to edit.
- You can also click Check All displayed above the list to select all.
Click Mark Checked Results for Redaction (Mark the selected results for editing). This is the action that marks all the selected results for editing.
Click Apply (Apply) in the second toolbar displayed at the top of the screen.
Click Ok to confirm that you want to turn the selected set of information.
- If you want to remove hidden information in the document, click Yes in the dialog box.
Click File (File) in the menu bar at the top of the screen.
Click Save (Save). This is the action of permanently deleting the selected information from the document. The filename will be appended with the "_Redacted" extension.
- To avoid overwriting information in the original document, you should choose Save As (Save As) and save the document in another folder or give the document a new name.
Method 5 of 5: Delete hidden information
Open Adobe Acrobat. You may have saved the program on your desktop but still need to search for it on your computer. The easiest way is to use the search bar. Windows computers have a search bar in the lower left corner of the screen; the Mac's search bar is in the upper-right corner.
Open the file. Follow these steps to open a PDF file in Adobe Acrobat.
- Click File (File) in the menu bar in the upper right corner.
- Click Open (Open) in the menu below "File".
- Select the PDF file you want to open and click Open.
- Or, you can right-click on the PDF file and choose Open With ... (Open with…) and select Adobe Acrobat.
Click Tools (Tools) in the second menu bar at the top of the screen.
Click Redact (Editing) with a pink highlighter icon displayed under "Protect & Standardize" in the Tools menu.
Choose Remove Hidden Information (Delete hidden information) in the second toolbar below the "Hidden Information" heading.
Select all the information you want to delete. The information you see here is metadata, comments or document attachments. Check the boxes next to the information you want to delete in the menu bar on the left side of the screen.
- By clicking the + symbol next to each main and sub item in this dialog box, you can see which items will be deleted. Marked items will be deleted after you complete all the steps in this method.
Click Remove (Delete) appears above a list of information you can check off on the left side of the screen.
Click Ok in the dialog box that appears when you click "Remove".
Click File (File) in the menu bar at the top of the screen.
Click Save (Save). This is the action of permanently deleting the selected information from the document. The filename will be appended with the "_Redacted" extension.
- To avoid overwriting information in the original document, you should choose Save As (Save As) and save the document in another folder or give the document a new name.
Warning
- Editing will delete the information permanently; so, if you want to review the information, save the document as a new file with a different name.
What you need
- Adobe Acrobat Pro
