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PDF Editing Issues

How to Edit PDF Text on Samsung Galaxy S25 Ultra

Steve KSteve K Oct 19, 2026 869 views

Question details

The user is unable to edit text within a PDF document using their Samsung Galaxy S25 Ultra smartphone.

How to Edit PDF Text on Samsung Galaxy S25 Ultra
Product
PDF Mobile Editor
Device & OS
Android
Scenario
Attempting to modify text directly within a PDF file on a mobile device.
Observed behavior
The text in the PDF document remains uneditable, which may be caused by document restrictions, the file being a scanned image, or missing app updates.
Before you start

Ensure you have a reliable PDF editor app installed on your Galaxy S25 Ultra and check if the document requires a password to unlock editing permissions.

Solution 1Recommended

Verify Document Permissions and Format

Check if the PDF is protected or if it is a scanned image that requires OCR (Optical Character Recognition) to become editable.

Many PDFs downloaded from the internet or received via email are either encrypted to prevent unauthorized changes or are simply scanned images of physical documents.

To edit these files on your mobile device, you must first remove the restriction or use specialized OCR tools to extract the text.

1
Check for Document Restrictions

Open the PDF properties or security settings within your mobile PDF app. If the file is marked as 'Read-Only' or is password-protected, you will need to enter the permission password or request an unlocked version from the document owner.

2
Determine if the PDF is Scanned

Try long-pressing to select individual words. If the entire page is selected as one large block, it is likely a scanned image. You will need to use a PDF editor with OCR capabilities to convert the image into editable text.

Verify Document Permissions and Format
Requesting Access: If you do not have the permission password, you cannot legally bypass the restriction. Always ask the author for an editable copy.
Professional PDF Editor for Android

Easily Edit PDF Text on Your Android Device with WPS Office

WPS Office provides a powerful, mobile-friendly PDF editor that allows you to modify text, images, and pages directly from your Galaxy S25 Ultra. It includes built-in OCR to handle scanned documents seamlessly.

  1. 1. Install WPS Office: Download and install WPS Office from the Google Play Store on your Galaxy S25 Ultra.
  2. 2. Open the PDF: Launch WPS Office, tap the 'Files' tab or the '+' icon, and select the PDF file you wish to edit from your device storage.
  3. 3. Enter Edit Mode: Tap 'PDF Edit' on the bottom toolbar. If the file is a scanned document, the app will prompt you to use the OCR tool to recognize the text.
  4. 4. Modify Text: Tap on the specific text block you want to change. A text box will appear, allowing you to seamlessly type, delete, or reformat the content.
Directly edit PDF text and images on your mobile device.Built-in OCR technology to extract text from scanned PDFs.Fully compatible with Adobe Acrobat PDF standards.Lightweight app combining Word, Excel, PowerPoint, and PDF tools.
microsoft office alternative - wps office

Frequently Asked Questions

Why can't I select any text in my PDF on my Android phone?

If you cannot select text, the PDF is likely a scanned image rather than a text-based document. You must use a PDF editor with OCR (Optical Character Recognition) features to recognize the characters and make the text editable.

How do I unlock a password-protected PDF on my phone?

To unlock a protected PDF for editing, open the file in your PDF editor and enter the required permission password when prompted. If you do not have the password, you must request an unlocked copy from the creator.

Is there a free way to edit PDFs on a Galaxy S25 Ultra?

Yes, there are mobile applications available on the Google Play Store, such as WPS Office, that offer basic PDF text editing and viewing capabilities directly on your smartphone for free.