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Fix Word and Office Files Not Opening on Mac

Posted by Algirdas Jasaitis

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2026-08-30

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Word for Mac Crashing? Step-by-Step Fixes for Office Files Not Opening

Resolve Microsoft Office files crashing or failing to open on your Mac. Learn how to clear AutoRecovery, reset preferences, and recover documents quickly.

Dealing with Word or Office files that refuse to open on your Mac can be incredibly frustrating, especially when you have a deadline looming. Let's walk through the steps to get your applications running smoothly again.

Problem Description: macOS Office Document Crashes

After installing or updating Microsoft 365 on a Mac, users may experience immediate crashing, freezing, or failure to launch when trying to open Word documents or other Office files. This prevents access to critical work and typically points to corrupted background files or application update conflicts.

Quick Answer for Mac Office App Failures

The fastest way to resolve this is to clear the Office AutoRecovery folder, ensure Microsoft 365 is fully updated, and rename the affected file to remove any special characters. If the file still refuses to open, resetting Word's .plist preference file will usually clear the conflict.

Likely Causes Behind Unresponsive Mac Documents

  • Corrupted or overloaded AutoRecovery cache files dragging down the application launch.
  • Conflicting or corrupted preference files (specifically com.microsoft.word.plist).
  • Unsupported special characters or unusual formatting in the document's file name.
  • A corrupted Normal.dotm template causing Word to crash on startup.
  • Incomplete, bugged, or improperly installed Microsoft 365 updates.

Recommended Solution: Troubleshooting Word for Mac

  1. Clear AutoRecovery Files: Open Finder and navigate to Documents > Microsoft User Data > Office Autorecovery. Move all files in this folder to the Trash.
  2. Rename the File: Right-click your affected document and select "Rename." Remove any unusual characters (such as slashes, asterisks, brackets, or emojis) to ensure standard alphanumeric naming.
  3. Reset Word Preferences: Completely close Word. Open Finder, hold the Option key, and click Go > Library in the top menu bar. Navigate to Preferences and drag com.microsoft.word.plist to your desktop. Restart Word to see if the issue is resolved.
  4. Reset the Normal Template: If the app still crashes, quit Word and go back to the hidden Library folder. Navigate to Group Containers > UBF8T346G9.Office > User Content > Templates. Move the Normal.dotm file to your desktop. Word will automatically generate a clean one on its next launch.
  5. Update Office: Open Microsoft AutoUpdate (often found via the Help menu in any functioning Office app or via Spotlight search) and install any pending updates for your Mac.

Alternative Solutions for Persistent Mac File Errors

  1. Use the "Recover Text" Feature: Open Word, go to File > Open, and select your broken document. In the file type dropdown menu at the bottom of the dialog box, select "Recover Text" to extract unformatted data from the corrupted file.
  2. Try OneDrive Conversion: Upload the problematic file to your Microsoft OneDrive account. Open it using Word for the Web in your browser. If it opens successfully, select "Save As" to download a fresh copy to your Mac.
  3. Reinstall Office for Mac: As a last resort, completely uninstall Microsoft 365 by moving the applications to the Trash and removing the associated Library files. Then, download a fresh installer from your Microsoft account.

Working with WPS Office: A Reliable Mac Alternative

If Word for Mac is continuously crashing or you need immediate access to your documents while you troubleshoot Microsoft 365, WPS Office is an excellent, free alternative. Since it operates entirely independently of Microsoft's software environment, it won't be affected by corrupted Microsoft preference files. WPS Office is highly compatible with standard Office formats, allowing you to reliably open, edit, and save Word, Excel, and PowerPoint files natively on your Mac.

Prevention Tips for Document Corruption on macOS

  • Keep your macOS and Microsoft 365 applications updated to the latest stable versions.
  • Stick to standard alphanumeric characters for document filenames to prevent directory conflicts.
  • Regularly back up your important folders using Mac's built-in Time Machine or reliable cloud storage.
  • Close documents and quit Office applications properly rather than forcing your Mac to shut down while files are active.

FAQs About macOS Office Application Issues

Will deleting the .plist preference file delete my saved Word documents?

No, the .plist file only stores your application's customized settings and layout preferences (like custom ribbons or default views). Deleting or moving it simply forces Word to generate a new, clean settings file upon the next launch. Your actual documents are entirely safe.

Why can't I find the Library folder to reset my preferences?

By default, Apple hides the user Library folder to prevent accidental deletion of critical system files. To access it easily, open Finder, click on the "Go" menu at the very top of your screen, and hold down the Option (or Alt) key on your keyboard. The "Library" option will magically appear in the dropdown list.

Algirdas Jasaitis

15 years of office industry experience, tech lover and copywriter. Follow me for product reviews, comparisons, and recommendations for new apps and software.