how to add signature in outlook 365

How to Add a Signature in Outlook 365

Outlook 365 is a popular email client used by millions of individuals and businesses around the world. One of the key features of Outlook 365 is the ability to add a signature to your emails. A signature is a personalized block of text that is automatically appended to the end of your emails, providing important contact information or other details. In this article, we will explore the step-by-step process of adding a signature in Outlook 365, as well as provide some tips and best practices for creating an effective and professional signature.

Step 1: Open Outlook 365

The first step in adding a signature in Outlook 365 is to open the application. Launch Outlook 365 on your computer by clicking on the Outlook icon in your taskbar or by searching for “Outlook” in the Start menu.

Step 2: Access the Signature Settings

Once you have opened Outlook 365, navigate to the “File” tab located in the top-left corner of the application window. Click on “Options” in the drop-down menu that appears.

A new window will open with various settings and options. In this window, select “Mail” from the left-hand menu. Then, click on the “Signatures” button, which is located under the “Compose messages” section.

Step 3: Create a New Signature

In the “Signatures and Stationery” window that appears, you can create and manage your signatures. To create a new signature, click on the “New” button.

A dialog box will appear, prompting you to enter a name for your signature. This name is for your reference only and will not be visible to recipients of your emails. Enter a descriptive name for your signature and click “OK” to proceed.

Step 4: Customize Your Signature

After creating a new signature, you can customize it to include the desired information and formatting. In the “Edit signature” section of the “Signatures and Stationery” window, you can enter the text you want to include in your signature.

You can also format the text by changing the font, size, color, and style. Additionally, you can add images, hyperlinks, and even your company logo to make your signature more visually appealing and informative.

It is important to note that Outlook 365 supports both plain text and HTML signatures. HTML signatures allow for more advanced formatting options, such as tables and images, while plain text signatures are simpler and more lightweight.

Step 5: Assign the Signature to Email Accounts

Once you have customized your signature, you can assign it to specific email accounts or choose to use it as the default signature for all accounts. In the “Choose default signature” section of the “Signatures and Stationery” window, select the email account for which you want to use the signature from the drop-down menus.

If you want to use the same signature for all email accounts, select the signature you created from the “New messages” and “Replies/forwards” drop-down menus under the “Default signature” section.

After assigning the signature to your desired email accounts, click “OK” to save your changes and exit the “Signatures and Stationery” window.

Step 6: Test Your Signature

Before you start using your new signature in your emails, it is important to test it to ensure that it appears correctly and contains all the desired information. Compose a new email and verify that your signature is automatically added at the end of the message.

If you notice any issues or want to make further changes to your signature, you can repeat the steps outlined above to access the “Signatures and Stationery” window and modify your signature as needed.

Best Practices for Creating an Effective Signature

Now that you know how to add a signature in Outlook 365, let’s explore some best practices for creating an effective and professional signature:

  • Keep it concise: Your signature should be brief and to the point. Include only the most important contact information, such as your name, job title, company name, phone number, and email address.
  • Use a professional font: Choose a font that is easy to read and looks professional. Avoid using fancy or decorative fonts that may be difficult to read on different devices or email clients.
  • Include relevant links: If you have a personal website, blog, or social media profiles that are relevant to your professional life, consider including links to them in your signature. This can help recipients learn more about you and your work.
  • Add a call-to-action: Consider including a call-to-action in your signature, such as a link to schedule a meeting or download a resource. This can encourage recipients to take action and engage with you further.
  • Keep it mobile-friendly: With the increasing use of mobile devices for email communication, it is important to ensure that your signature is mobile-friendly. Use a responsive design that adapts to different screen sizes and avoid including large images or excessive formatting that may cause issues on mobile devices.


Q: Can I have multiple signatures in Outlook 365?

A: Yes, Outlook 365 allows you to create multiple signatures and assign them to different email accounts or use them for different purposes. You can follow the steps outlined above to create additional signatures and assign them as needed.

Q: Can I use an image as my signature in Outlook 365?

A: Yes, Outlook 365 supports the use of images in signatures. You can add an image, such as your company logo or a personal photo, to your signature by clicking on the “Picture” button in the “Edit signature” section of the “Signatures and Stationery” window. However, it is important to note that some email clients may block images by default, so it is recommended to use images sparingly and ensure that they are not essential for understanding the content of your emails.

Q: Can I change my signature in Outlook 365?

A: Yes, you can change your signature in Outlook 365 at any time. Simply follow the steps outlined above to access the “Signatures and Stationery” window and modify your signature as needed. You can create new signatures, edit existing ones, or delete signatures that you no longer need.

Q: Can I use different signatures for new emails and replies/forwards?

A: Yes, Outlook 365 allows you to use different signatures for new emails and replies/forwards. In the “Choose default signature” section of the “Signatures and Stationery” window, you can select different signatures from the drop-down menus for “New messages” and “Replies/forwards”. This allows you to have a more concise signature for replies and forwards, while using a more comprehensive signature for new emails.


Adding a signature in Outlook 365 is a simple and straightforward process that can enhance the professionalism and effectiveness of your email communication. By following the step-by-step instructions outlined in this article, you can create a personalized signature that includes important contact information and other details. Remember to keep your signature concise, use a professional font, and consider including relevant links and a call-to-action. Test your signature before using it in your emails to ensure that it appears correctly. With a well-designed signature, you can make a positive impression on recipients and provide them with the necessary information to contact you or learn more about your work.


I am a technology writer specialize in mobile tech and gadgets. I have been covering the mobile industry for over 5 years and have watched the rapid evolution of smartphones and apps. My specialty is smartphone reviews and comparisons. I thoroughly tests each device's hardware, software, camera, battery life, and other key features. I provide in-depth, unbiased reviews to help readers determine which mobile gadgets best fit their needs and budgets.

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