Email, Messaging, & Video Calls Email How to Open Emails Side by Side in Yahoo Mail Switch between messages quickly with the Yahoo Mail desktop app By Heinz Tschabitscher Writer A former freelance contributor who has reviewed hundreds of email programs and services since 1997. our editorial process Heinz Tschabitscher Updated January 20, 2020 Email Yahoo! Mail Gmail Tweet Share Email This article describes a feature in the Yahoo Mail desktop app, which is no longer available. You can open Yahoo Mail messages in separate tabs to view them side by side in your web browser. In the Yahoo Mail desktop app, it is possible to open multiple messages side by side in separate tabs. You can then deal with messages one at a time, switch between messages, or even rearrange the order to suit your needs. Yahoo! How to Open Multiple Emails Side by Side in Yahoo Mail To open multiple messages side by side in Yahoo Mail tabs: Make sure Tabs are enabled for multitasking (see below). With the Yahoo Mail preview pane closed, click each message to open it in a separate tab. With the preview pane enabled, double-click the desired message. Alternatively, click the message once and press Enter. How to Enable Tabs for Multitasking in Yahoo Mail To set up Yahoo Mail to open emails and search results in tabs: Hover the mouse cursor over the gear icon in the Yahoo Mail toolbar. Select Settings from the menu that shows. Open the Viewing email category. Make sure Tabs is selected under Multitasking. Select Save.