How to Restrict Word Co-author Editing to Specific Document Sections

When collaborating in Word, you may want to allow co-authors to edit only certain parts of a document while keeping other sections locked. Word does not offer a built-in permission system that works during real-time co-authoring. This article explains how to use the Restrict Editing feature with an enforced password to limit editing to specific sections, even when multiple people work on the same file. You will learn the exact steps to configure section-level editing restrictions and what limitations apply.

How Word Restrict Editing Works With Co-authoring

Word’s Restrict Editing feature allows you to limit changes to specific parts of a document. When you apply editing restrictions, co-authors who open the document in Word for the web or desktop app can only edit the sections you designate. The rest of the document becomes read-only.

This feature relies on document sections defined by section breaks. You must insert section breaks before you apply restrictions. Each section can be set to editable or locked. If you do not use section breaks, the entire document becomes read-only or fully editable with no granular control.

The restriction applies to all co-authors equally. You cannot assign different permissions to different users. Anyone who opens the file sees the same locked and unlocked sections. To prevent co-authors from removing the restrictions, you must enforce protection with a password.

Note that real-time co-authoring in Word for the web or Word desktop behaves differently than traditional shared file editing. The Restrict Editing feature works best when the document is stored on SharePoint or OneDrive and opened in the desktop app. In Word for the web, restriction enforcement may be less reliable for sections with complex formatting.

Steps to Restrict Co-author Editing to Specific Document Sections

Follow these steps to lock certain sections of a Word document while allowing co-authors to edit other sections. You must perform these steps in the Word desktop app. The feature is not available in Word for the web.

Step 1: Insert Section Breaks Around Editable Areas

1. Open your document in the Word desktop app
   Ensure the document is saved on OneDrive or SharePoint so co-authors can access it.
2. Place the cursor where you want a new section to begin
   Click at the start of the content you want to make editable or locked.
3. Go to Layout > Breaks > Section Breaks > Next Page
   This inserts a section break. Repeat this step at the end of each editable area to create a separate section for it. For example, insert a section break before and after a paragraph you want co-authors to edit.

Step 2: Open the Restrict Editing Pane

1. Click Review > Restrict Editing
   The Restrict Editing pane opens on the right side of the window.
2. Under Editing restrictions, check the box for “Allow only this type of editing in the document”
   A dropdown menu appears below the check box.
3. Select “No changes (Read only)” from the dropdown
   This makes the entire document read-only by default. You will later specify which sections are exempt.

Step 3: Choose Which Sections Co-authors Can Edit

1. In the Restrict Editing pane, click “Select sections”
   The Select Sections dialog opens. It lists all sections in your document by number.
2. Uncheck the sections you want to lock
   Sections that remain checked are editable by co-authors. Sections you uncheck become read-only. For example, if Section 1 is your title and Section 2 is the body, uncheck Section 1 to lock the title and leave Section 2 checked for editing.
3. Click OK
   The dialog closes. The Restrict Editing pane now shows which sections are editable.

Step 4: Enforce Protection With a Password

1. In the Restrict Editing pane, click “Yes, Start Enforcing Protection”
   A dialog appears asking for a password.
2. Type a password in the “Enter new password” field
   Choose a strong password that co-authors do not know. You need this password to later disable restrictions.
3. Retype the password in the “Reenter password to confirm” field
   Click OK. The document is now protected. Co-authors can edit only the sections you selected.

Limitations and Things to Avoid When Restricting Co-author Editing

Co-authors Can Still Copy Locked Content

Restrict Editing prevents changes to locked sections, but co-authors can still select and copy text from those sections. If confidentiality is a concern, consider using Information Rights Management or a separate document for sensitive content.

Restrictions Do Not Apply to Word for the Web the Same Way

When a co-author opens the document in Word for the web, editing restrictions may not be fully enforced. The locked sections appear read-only, but the co-author can sometimes edit them by using the browser’s developer tools or by downloading a copy. For reliable enforcement, instruct co-authors to use the Word desktop app.

You Cannot Grant Different Permissions to Different Users

The Restrict Editing feature applies the same restrictions to all co-authors. If you need user-specific permissions, use SharePoint permissions or a third-party document management system instead. Word alone does not support per-user editing limits within the same file.

Section Breaks Can Break Page Layout

Inserting section breaks changes the pagination of your document. Headers, footers, and page numbering may reset at each section break. After you insert section breaks, review the document layout and adjust headers and page numbers as needed before applying restrictions.

Removing Protection Requires the Password

If you lose the password, you cannot remove the editing restrictions. Word does not provide a password recovery mechanism. Store the password in a secure location. To remove restrictions, go to Review > Restrict Editing, click Stop Protection, and enter the password.

Restrict Editing vs Other Co-authoring Control Methods

Item	Restrict Editing With Password	SharePoint Permission Levels
Scope	Section-level within one document	File-level or folder-level access
Granularity	Per document section	Per file or folder, not per section
User-specific	No, same for all co-authors	Yes, assign read or edit to individual users
Works in Word for the web	Partially	Fully
Requires password	Yes	No
Ease of setup	Moderate, requires section breaks	Simple, via SharePoint library settings

You can now restrict co-author editing to specific sections in a Word document using section breaks and the Restrict Editing pane. To test your setup, ask a colleague to open the document in the Word desktop app and try editing a locked section. For advanced control over individual user permissions, use SharePoint permission settings instead of Word’s built-in restriction feature.