---
title: How can I correct my file when it shows a compatibility error?
description: my file shows a compatibility error
---

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# How can I correct my file when it shows a compatibility error?

If your DOCX file shows a **compatibility error**, it means the document is saved in an older Microsoft Word format (such as Word 97–2003) or was last edited in **Compatibility Mode**. Files in this mode may cause upload or conversion failures in the system.

### How to Check It

1. Open the file in Microsoft Word.
2. Check **Compatibility Mode** 
     - Look at the top of the Word window. If it says **\[Compatibility Mode\]** next to the document name, it’s in an older format
     - or go to info tab and you will see below:  
       ![](https://support.datapharm.com/hs-fs/hubfs/undefined-Sep-08-2026-08-17-42-4239-AM.png?width=691&height=288&name=undefined-Sep-08-2026-08-17-42-4239-AM.png)

### How to Fix It

1. Save the document in a modern format 
     - Go to **File** \> **Save As**.
     - Choose a location (e.g., your desktop or a folder).
     - In the **Save as type** dropdown, select **Word Document (\*.docx)**.
     - Rename the file if needed.
     - Click **Save**.
2. Verify compatibility mode is off  
     - Close the document and reopen the newly saved file.
     - Ensure **\[Compatibility Mode\]** no longer appears in the title bar and Info tab

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