First, save the compressed files from your email.

Alternatively, open the program if necessary and use its menu to disableįiles are usually compressed into formats that make it easier for transfers, especially if the files are very bulky or large in numbers.

Right-click the program's icon and choose 'Disable', 'Shutdown', or 'Stop', depending on the program settings.

Go to the 'Windows notification area' and locate the antivirus you wish to disable.

Simply disable your antivirus in this instance to check for sure if they are the reason why you can't open the attachments or not. Attachments are part of such incoming data and so in the course of doing their work, the antivirus programs may stop you from having access to your attachments.

How does this work? Antivirus programs work to secure your system from all incoming data to your PC. Some antivirus programs you have installed on your system may be the reason you cannot open your attachments in Outlook.

If you want to use this particular program to open all your attachments going forward, tick the box beside the option 'Always use this app to open' and select 'OK'.

exe (executable) file of the program on your PC and choose 'OK' to make the program your default attachment opening program

Can't find your preferred program? Do not worry, just tap the 'Browse' option, locate the.

Click on the program you wish to use for opening your file and tap 'Apply' or 'OK'. Here, choose 'Change' to see different programs from which you can choose.

Right-click on the file that has been sent to you as an attachment, then choose 'Properties'.

Save the attachment to your local drive instead of trying to open it directly from the email sent to you.

You can change the program to a program that works for you. It implies that the file is not associated with the right program. Sometimes you may have the right program for opening a particular file format but still face this error. This second option is advisable in cases where you will be dealing a lot with this particular file formatĢ Bad File Association or Problem with Program

Install software that can open such a file format.

Get the sender to resend the file as an attachment in a format that your computer system can access.

For instance, if you have not installed an app such as Adobe Photoshop, you cannot open a received. In other words, it could be that your system does not have the software necessary for opening the file format.

The first major reason why you may not be able to open an attachment in outlook is that the file is in a format that your computer cannot recognize. How to Repair 'The Attempted Operation Failed' in MS Outlook?.How to Remove Outlook Attachments from Multiple Emails.

Nuance outlook cannot attach file