Foxit SharePoint PDF Reader vs. Built-In SharePoint Viewer: Which Is Better?

Troubleshooting Common Issues with Foxit SharePoint PDF Reader

This guide covers frequent problems when using Foxit’s SharePoint integration (Foxit PDF Editor/Reader Cloud for SharePoint or Foxit plugins) and step-by-step fixes you can apply immediately.

1. PDF won’t open in Foxit from SharePoint

Possible causes:

• Browser/SharePoint defaults to the built-in viewer.
• Foxit app/add-in not registered or disabled for the tenant/site.
• File permissions or file type handling.

Fixes:

1. Open by downloading: Right-click → Download, then open in Foxit locally to confirm file integrity.
2. Enable Foxit app in SharePoint: In SharePoint Admin Center / Site settings, ensure the Foxit app/add-in (Foxit PDF Editor Cloud for SharePoint) is installed and allowed for the site collection.
3. Check file permissions: Confirm the user has read/write access for the file and library.
4. Make Foxit default (browser-level): If browser prompts, choose “Open in Foxit cloud editor” or configure the app assignment via Microsoft 365 AppSource/admin policies.
5. Test other PDFs to isolate whether the issue is