How to Delete Blank Pages from a Read-Only PDF/A File
Question details
The user needs to delete blank pages and save modifications in a scanned PDF that opens in a read-only PDF/A state.

- Product
- PDF Editor
- Device & OS
- not provided
- Scenario
- Attempting to remove unwanted blank pages from a scanned PDF document.
- Observed behavior
- The PDF opens in PDF/A mode, which forces the document into a read-only state, preventing the deletion of pages and the saving of any modifications.
Ensure you are using a full-featured PDF editor like Adobe Acrobat or WPS PDF, and verify that the document is not secured by a separate permissions password, as PDF/A view mode differs from password encryption.
Disable PDF/A View Mode in Preferences
Change your PDF viewer's global settings to prevent files from opening in PDF/A view mode automatically, thereby unlocking editing capabilities.
PDF/A is an ISO-standardized version of the Portable Document Format specialized for long-term digital preservation. Because of its nature, many standard PDF editors automatically open these files in a restricted, read-only mode to prevent unintended changes to the archiving compliance.
Launch Adobe Acrobat, click on the 'Edit' menu at the top of the application window, and select 'Preferences' from the dropdown list (or press Ctrl+K).
In the Preferences dialog box, locate and select 'Documents' from the Categories pane on the left-hand side.
Find the section labeled 'PDF/A View Mode'. Click the dropdown menu next to 'View documents in PDF/A mode' and change the setting to 'Never'. Click 'OK' to save.
Close and reopen your scanned PDF document. Navigate to the 'Organize Pages' or 'Page' tool, select the blank pages you want to remove, and click the delete icon.
Go to 'File' and select 'Save' to apply your page deletions and keep the modified PDF file.

Easily Manage and Edit PDFs with WPS Office
WPS PDF provides a user-friendly interface to manage pages, edit content, and handle scanned documents. You can quickly remove unwanted blank pages from your files without navigating through complex archive settings.
- 1. Open your PDF in WPS Office: Launch WPS Office and open your scanned PDF document in the WPS PDF reader.
- 2. Access the Page tab: Click on the 'Page' tab located in the top navigation ribbon to open the page management view.
- 3. Delete Pages: Select the blank pages you wish to remove, then click the 'Delete' icon or press the Delete key.
- 4. Save the File: Click 'Save' (or press Ctrl+S) to permanently keep your page modifications.

Frequently Asked Questions
Why does my PDF say PDF/A read-only?
PDF/A is a standardized format designed for long-term archiving. To protect the document's structure, fonts, and colors, and to ensure it looks the same on any device in the future, many PDF readers open it in a read-only view mode by default.
Can I convert a PDF/A file to a standard editable PDF?
Yes. By disabling the PDF/A view mode in your PDF editor's preferences and editing the file, or simply using the 'Save As' function to export it as a standard PDF format, you can remove the archiving restrictions.
Does deleting a page change the PDF/A compliance?
Yes, modifying the document structure by deleting or adding pages generally breaks the original PDF/A compliance. You must re-export the file as a PDF/A document after editing if you still need it to meet strict archiving standards.




