Office attachments cannot be previewed in Confluence New File Preview

Platform Notice: Data Center Only - This article only applies to Atlassian products on the Data Center platform.

Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.

*Except Fisheye and Crucible

Summary

Problem

Office files attachments cannot be previewed using New File Preview in Confluence

Viewing the file will display as below screenshot:

(Auto-migrated image: description temporarily unavailable)

Diagnosis

Environment

  • Confluence 5.8.5

  • Observed in all browsers

Cause

Confluence Document Conversion Library is disabled

Solution

Resolution

  1. Go to Manage Add-ons page.

  2. Select System from the drop-down list,

  3. Search for the Confluence Document Conversion Library

  4. Click enable

Note

If you cannot enable the add-on in newer versions it may have been disabled prior to upgrading, in which case you reset all the add-ons back to their default state with How to reset all Confluence plugins back to their default state through the database.

Updated on April 2, 2025

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