Yahoo allows you to set a signature at the bottom of every mail which means you can add everything in your signature from your phone number, business logo to link to your website, and a few emojis. If you don’t know how to change yahoo signature, follow the steps mentioned here. First of all, swipe in from the right edge in the Yahoo app and select Settings and then, select Signature under General. After that, type or edit the signature for each email account and then tap< and tap X to close settings.

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