How to Undo Functions in Yahoo Mail

Updated June 19, 2018

Yahoo Mail is a free, Web-based e-mail service from Yahoo. You can use Yahoo Mail to send and receive e-mails, store e-mail addresses and integrate with other mail services. You can configure Yahoo Mail to personalise its many functions. For example, you can set Yahoo Mail to automatically save a copy of your sent e-mails. You can update, change or undo e-mail functions through the Yahoo Mail "options" menu.

Log in to your "My Yahoo" account at

Click the "Mail" icon that resembles a small envelope.

Click the down-arrow by "Options" to display a menu. Click "Email Options" to open a dialogue box.

Select the functions you want to modify from the left-hand list. For example, click "General" to open a list of functions for your basic e-mail, "Spam" to set or remove spam filters or "Vacation Response" to enable or disable automatic responses to new e-mail messages.

Click the button next to the individual e-mail functions that you want to enable or disable. An empty button indicates the function is turned off and a filled button indicates the function is turned on.

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About the Author

David Sarokin is a well-known specialist on Internet research. He has been profiled in the "New York Times," the "Washington Post" and in numerous online publications. Based in Washington D.C., he splits his time between several research services, writing content and his work as an environmental specialist with the federal government. David is the author of Missed Information (MIT Press, 2016), a book exploring how better information can lead to a more sustainable future.