Downloading attachments from email

[Kalacademy]

When I receive an attachment it now asks, "what do you want to do with secure download?mid=20 01427190ADVXiGI AAIMg
Open
Save
Save as

When I click open it doesn't open it.

Help

[gutts009]

You many not have Adove software or related one you need to download it first.

Thanks
Jeff Jones