Email, Messaging, & Video Calls › Email How to Save Multiple Emails to One File in Mac OS X Mail Tidy up that Mac Mail inbox Share Pin Email Print Epoxydude / Getty Images Email Yahoo! Mail Gmail 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 February 08, 2020 Emails come in threads and conversations; months and years and folders full. What if you want some of them to go together, too, into a single text file? Mac OS X Mail not only keeps and manages your emails, but it also lets you save them flexibly as well. Plus, it's a simple process so that you too can easily organize your inbox and email folders. Instructions in this article apply to macOS 10.13 High Sierra and later. Save Multiple Emails to One File in Mac OS X Mail To save more than one message from Mac OS X Mail to a consolidated text file that contains them all: Open the folder containing the messages you want to save in Mac OS X Mail. Highlight the emails you want to save to a single file. Hold down Shift to select a contiguous region.Hold down Command to select disparate emails.You can combine these two methods, too. Select File > Save As from the menu. If you want a file name different than the subject line of the first selected messages, type it under Save As. Pick a folder for saving under Where. Select either Rich Text Format (fully formatted email text) or Plain Text (plain text versions of the email messages) under Format. Select Save. The text files will include the sender, subject, and recipients as they also appear when you read the messages in Mac OS X Mail.