File Sharing Problems

Fix OneDrive Not Synchronizing Simultaneous PDF Edits

Maira Mehtab Sep 22, 2026 869 views

Question details

When multiple users attempt to edit a shared PDF file at the same time on OneDrive, their changes do not sync properly, often resulting in lost edits or duplicate files.

Product: OneDrive
Device & OS: not provided
Scenario: Two or more users collaborating on and editing a shared PDF document simultaneously via a OneDrive synchronized folder.
Observed behavior: Changes made by one user fail to appear for the other, and OneDrive generates duplicate files with different names to handle the synchronization conflict.

Before you start

Confirm that the document owner has properly shared the PDF file with you and explicitly granted 'Edit' permissions.

Solution 1Recommended

Switch to Dedicated Collaboration Platforms

Since OneDrive cannot reliably merge simultaneous edits on PDF files, migrating the workflow to a different platform resolves the issue.

OneDrive is optimized for real-time co-authoring of Microsoft Office documents (Word, Excel, PowerPoint) but lacks native support for merging simultaneous edits in third-party formats like PDF. To prevent duplicate files, you must use platforms that handle PDF file locking or real-time collaboration better.

Migrate to an alternative cloud drive

Move your PDF files to an alternative cloud storage provider such as Google Drive or Dropbox, which may handle PDF file locking more effectively for your workflow.

Use real-time PDF collaboration software

If simultaneous editing is strictly required, open and manage the PDF using an application or web service specifically designed for real-time PDF co-authoring rather than relying on standard folder synchronization.

Service Limitations: Even with 'Edit' permissions correctly set by the document owner, standard cloud drives will often create conflicted copies when two users save a non-Office file simultaneously.

Solution 2

Coordinate Edits to Prevent Concurrent Saving

If you must continue using OneDrive for PDF storage, you can prevent synchronization conflicts by ensuring only one person edits the document at a time.

Efficient PDF Collaboration

Manage and Edit PDFs Seamlessly with WPS Office

Bypass OneDrive's PDF synchronization limitations by using WPS Office. With powerful built-in PDF tools and dedicated cloud collaboration features, you can easily share, edit, and manage your documents without dealing with constant sync conflicts and duplicate files.

1. Download and install WPS Office: Install WPS Office on your device to access the fully integrated PDF editor.
2. Upload your PDF to WPS Cloud: Save your PDF document directly to WPS Cloud from within the application.
3. Share securely with collaborators: Generate a shareable link and grant edit permissions to your team members.
4. Edit and collaborate: Use WPS Office's comprehensive PDF toolkit to add text, comments, and annotations securely.

Built-in robust PDF editor for annotating, modifying, and filling formsSeamless integration with WPS Cloud for reliable file sharing and collaborationHigh compatibility with all standard PDF formats and Microsoft Office filesLightweight, user-friendly interface that streamlines document management

microsoft office alternative - wps office

Frequently Asked Questions

Why does OneDrive create duplicate PDF files with my computer name appended?

This happens when OneDrive detects a sync conflict. Because OneDrive cannot merge simultaneous edits made to a single PDF file, it saves a second copy with the user's computer name attached to prevent any data loss from either user.

Does OneDrive support real-time co-authoring for PDF documents?

No. OneDrive's real-time co-authoring feature is exclusively designed for native Microsoft Office files like Word, Excel, and PowerPoint. PDFs do not support simultaneous merging in OneDrive.

How can I check if I have edit permissions on a shared OneDrive PDF?

Locate the file in OneDrive, right-click it, and select 'Manage Access' or 'Details'. Here you can view your current permission level to verify if the owner has granted you 'Can edit' rights.

Are there cloud services that handle simultaneous PDF editing better than OneDrive?

Yes. Users often experience better conflict resolution and file locking with services like Dropbox or Google Drive. Alternatively, dedicated PDF collaboration platforms and WPS Cloud offer more robust environments for managing PDF workflows.

Document & File Issues