---
title: Outlook blocks update file
description: Fix Outlook blocking update files by adjusting attachment security settings so the software update can be opened and used correctly.
---

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# Outlook blocks update file

## Received a software update by email, but Microsoft Outlook blocks the attachment or makes the file unusable.

Some versions of Microsoft Outlook automatically block attachments that are suspected of containing viruses. This security setting can prevent update files from being opened or used correctly.

#### **Steps**

### Disable Outlook attachment blocking

Follow these steps:

1. Open **Microsoft Outlook**.
2. Go to the **Tools** menu.
3. Select **Options**.
4. Open the **Security** tab.
5. Locate the option that blocks attachments suspected of containing viruses.
6. Disable this option.
7. Click **OK** to confirm the changes.
8. Try opening or saving the update file again.

 

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