Your email signature can do more: find out below how to add an Outlook signature image and prominently include, say, a logo with every message you send.

First, When Atoms Are Cold and Excited

their electrons go crazy and wide. So wide are the paths at times and so far the distance from the nucleus at the center that inside one atom fit—several others. Up to 160 atoms can be found within the boundaries of one such element (then also known as a Rydberg atom).

See gaping holes inside your Outlook email signature?

We shall need no cold, but it might be time to get excited and fit an image inside—or two:

How to Add an Outlook 2016 Signature Image

To add an image to your email signature in Outlook 2016 for Windows:

  1. Click File in Outlook.
  2. Select Options from the menu sheet that has appeared.
  3. Now go to the Mail category in the Outlook Options window.
  4. Under Compose messages, click Signatures….
  5. Make sure the E-mail Signature tab is active in the Signatures and Stationery window.
  6. Now make sure the signature you want to grace with a photo or logo is highlighted under Select signature to edit.
    • Note: You can also create a new signature on the spot, of course; click New.
  7. Position the cursor in your signature’s text (under Edit signature) where you want the image to appear.
  8. Click the Insert Picture icon (Outlook 2016 Insert Picture Signature Editor) in the editing toolbar.
    • Tip: The icon sports a stylized photo behind a stylized computer.
  9. Find and highlight the image you want to add to your Outlook email signature.
    • Important: Make sure the image is of the right size for an email signature, not bigger.
    • Outlook will include the photo or logo as an attachment with each email you send using the signature and such increase the size of each message. This is why it is critical that the image is as small as possible while achieving the desired effect.
    • Tip: You can, to some degree, compress images in Outlook itself.
  10. Click Insert.
  11. Now click OK.
  12. Click OK again in the Outlook Options window.

How to Add an Outlook Signature Image: FAQ

Can I use an image from the web in my Outlook signature?

Yes, you can use an image from the web.

To use an image from the web either download it to your computer and insert it into your Outlook signature as above or copy and paste it into the signature.

Can I prevent Outlook from including the image as an attachment?

No, Outlook will always include images from the signature as attachments with every email you send.

This is true also if you insert an image hosted on a web server.

Which is the best image format to use for an Outlook signature image or logo?

As a rough guide, considerations for digital images in general apply to Outlook signature images as well:

  • JPEG: Use for photographs and images that include gradients and complex patterns
  • PNG (GIF): Use for logos and graphics with clear lines and areas of uniform color

(How to add an Outlook 2016 signature image tested with Outlook 2016 1082; updated March 2018)