Please follow the below steps to attach picture to your signature: 1. Click on "User CP" on the horizontal Purple menu bar and select 'Edit Signature'. 2. You can add picture by clicking the 'Insert image' icon on the signature box or by selecting a picture (image file - .jpg or .gif) you already have in your computer. If the picture is of the acceptable size as mentioned in the panel, the image will be displayed right there. And click on 'Save Changes'.