This article explains how to prevent Microsoft Outlook from automatically downloading content from the web when you open or view emails. Instead, set Outlook to download images only from trusted senders. The instructions apply to Outlook 2019 through 2003, Outlook 365, and Outlook for Mac.

Emails with images are fun to look at in Outlook, as long as they come from legitimate sources. Newsletters that look like websites are not only more attractive, but also easier to read than their plain-text counterparts. However, these emails can contain unwanted content that can harm your computer or be too large for your computer to view.

Protect your privacy and your computer in just a few simple steps.

Prevent images from being downloaded in Outlook 2019, 2016, 2013, and 2010: