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How to Share a Flattened PDF Copy in Adobe Acrobat After Update

Huma Ashraf Ch Oct 19, 2026 868 views

Question details

The user needs to find and use the 'Share Flattened Copy' feature in Adobe Acrobat Reader, which appears to be missing or relocated after an application update.

How to Share a Flattened or Simplified PDF Copy After an Update

Product: Adobe Acrobat Reader
Device & OS: not provided
Scenario: Trying to share a PDF document with merged comments, annotations, and interactive elements (flattened) after updating the PDF reader application.
Observed behavior: The 'Share Flattened Copy' option is difficult to find or appears completely missing from its previous location in the application menu.

Before you start

Ensure your Adobe Acrobat Reader application is updated to version 18.12.00 or later, as the flattening feature placement was modified in this specific release.

Solution 1Recommended

Update and Enable Flattened Copy via Preferences

Update the application and configure your preferences menu to restore and access the Share Flattened Copy option.

In Adobe Acrobat Reader version 18.12.00 and later, the option to share a flattened copy of a PDF was moved to the Preferences settings. Flattening is essential when you want to permanently merge annotations and form data into the visual content of the page.

Update Adobe Acrobat Reader

Open your respective App Store or Google Play Store, search for Adobe Acrobat Reader, and ensure you have updated the app to version 18.12.00 or newer.

Open Acrobat Settings

Launch the application and navigate to the Acrobat Settings menu by tapping your profile icon or the main menu button.

Access Preferences

Select 'Preferences' from the settings list to locate the advanced sharing and document processing options.

Enable the Flattening Option

Locate the specific setting for document flattening and toggle it on to allow the application to flatten PDFs during the sharing process.

Share the Flattened PDF

Open the PDF you wish to send, tap the Share icon, and choose 'Share Flattened Copy' to distribute the simplified, merged document.

Update and Enable Flattened Copy via Preferences

Benefit of Flattening PDFs: Flattening a PDF merges all interactive elements like signatures, form fields, and comments into the base document. This ensures the file displays perfectly across all devices and prevents the recipient from making unauthorized edits to those elements.

Seamless PDF Alternative

Flatten and Share PDFs Effortlessly with WPS Office

WPS Office provides an intuitive and powerful PDF editor. You can easily merge annotations, secure your document, and share a flattened copy in just a few clicks without digging through complex settings menus.

1. Open the PDF: Launch WPS Office and open your PDF file containing annotations or forms.
2. Access PDF Tools: Navigate to the 'Protect' or 'Share' tab located in the top ribbon menu.
3. Flatten Document: Select the option to flatten the PDF, which immediately merges all interactive layers into the document background.
4. Share the File: Click 'Share' to effortlessly send the flattened PDF copy via email, link, or instant messaging.

Free and intuitive PDF viewing, editing, and sharingEasily flatten comments, forms, and annotations with dedicated toolsHighly compatible with Adobe PDF standards and formatsCross-platform support for Windows, Mac, iOS, and Android devices

microsoft office alternative - wps office

Frequently Asked Questions

What does it mean to flatten a PDF document?

Flattening a PDF permanently merges interactive elements—such as text boxes, comments, digital signatures, and fillable form fields—directly into the document's background. This prevents others from altering these elements and ensures the document renders identically on all PDF viewers.

Why did the 'Share Flattened Copy' option disappear from my app menu?

Application updates frequently reorganize user interfaces. In Adobe Acrobat Reader versions around 18.12.00, developers moved this specific option to the Preferences menu under Settings to streamline the primary sharing interface.

Can a flattened PDF be unflattened later?

No, flattening is generally a permanent action that removes the separate interactive layers. It is highly recommended to keep the original unflattened document and save the flattened version as a separate file before sharing.

Will flattening a PDF reduce its overall file size?

It often can. Flattening removes the complex interactive layers, historical metadata, and formatting data associated with dynamic annotations and form fields, which usually results in a simpler and slightly smaller document.

PDF Troubleshooting