There could be more reasons why you cannot open attachments in Microsoft Outlook on Windows. Using an older version of Outlook or if the cache of the Outlook app is filled with junk data, you are likely to face technical issues while using the app.

Tips to Fix Unable to Open Attachments in Outlook

Here are the various fixes that you can implement to open Outlook File Attachments  that are not working

1. Run Microsoft Outlook in Safe Mode

Start the fixing by launching Outlook in safe mode. Then it will run without the add-ins you have integrated with it. You should be able to open attachments once Outlook is running in safe mode. The next step is to disable all Outlook add-ins and then re-enable them. Do that one by one for each add-in to find out the faulty add-in and remove the same. Here is how to go about it. Once you notice after enabling a particular add-in that you are not able to open the attachment, remove that add-in.

2. Check if the File in the Attachment is Corrupt

The file sent to you via Outlook may be corrupt. When you try to open it, you will be notified of the corrupt file. Let the sender know of the issue and tell them to resend the file on Outlook.

3. Disable the Anti-Virus Program Temporarily

Sometimes, the anti-virus program that you are using may consider an attachment sent to you as malicious, even if that is not the case. So, temporarily disable the anti-virus and then try to access Outlook and open the attachments emailed to you. However, always be aware of malicious links that spammers may try to send you via email attachments. Unless you are sure you know the sender, do not open such attachments on Outlook.

4. Update Windows OS

Make sure to update Windows OS to the latest version to fix any bugs that may be causing you to face issues in opening the link in Outlook. After installing the update, access Microsoft outlook and try to open your attachment. If the problem was with a system bug, it should be fixed now.

5. Enable Outlook Attachment File Preview

If you cannot open the attachment sent to you on Outlook, check if the attachment preview is enabled.

6. Upgrade Microsoft Outlook to the Latest Version

Update the Microsft Outlook to a newer version. To look for a version update,

7. Use Outlook Repair Tool

Use the in-built tool to repair the data files of Microsoft Outlook.

8. Clear the Cache of the Outlook App

An efficient way to fix the “Unable to Open Attachments in Microsoft Outlook” error message is to clear the cache of Outlook. Here is how to do it.

Conclusion

This wraps up the guide to fix the “Unable to Open Attachments in Microsoft Outlook” error on Windows 11. To avoid missing out on essential attachments related to your work, resolve the problem now. If you’ve any thoughts on How to Fix Unable to Open Attachments in Microsoft Outlook on Windows?, then feel free to drop in below comment box. Also, please subscribe to our DigitBin YouTube channel for videos tutorials. Cheers!

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