You should now be able to view those images.

Open an email in your account that has remote images.

The status will change from default to user defined. Double-click on the setting to change its value from true to false. Doing so will automatically take you to the setting.

Type ssage_display.disable_remote_image in the search box at the top of the about:config window.

In the General tab, click on the Config Editor button.

Click on the Advanced icon in the Options window.

Click on Tools from the menu bar and select Options.

Open the Mozilla Thunderbird email client.You can temporarily enable remote images by clicking on the “Show Remote Content” in the alert bar at the top of the message, but there is also a more permanent fix for those who want it. This is a security measure enacted to prevent viruses and other malicious devices from infiltrating your computer via email. Plus, manage your contacts, folders and calendar and use features such as email. By default, Mozilla Thunderbird disables the viewing of remote images in emails. Find out how to compose, send and organise your Sky Yahoo Mail emails.

How to change picture in yahoo mail