Instead, save your picture to a safe location like your My DocumentsMy Pictures folder. Then go back into Outlook and edit your signature. Position the cursor where you want the image to be placed and at the top of the screen click Insert Picture then browse to My DocumentsMy Pictures and find the picture you saved. Select it and click ok and the picture will appear where your cursor is.
Instead, save your picture to a safe location like your My Documents>
Instead, save your picture to a safe location like your My Documents>My Pictures folder. Then go back into Outlook and edit your signature. Position the cursor where you want the image to be placed and at the top of the screen click Insert Picture then browse to My Documents>
Save the signature and click New to create a new email. Your picture will appear in this and all future new email you create.
Be sure you do not delete the picture file otherwise Outlook will not be able to include the image in your signature and you get the box with the red X again.