Hello, if you are sending via QQ mailbox, there are two methods, one: insert directly. You can directly click on the email text to insert a picture, and you will be prompted to select a picture on your computer. Two: Personalized signature. Please upload your GIF to your QQ space album first. After the upload is successful, find it in the album, then right-click the image, click Properties, copy and obtain the image address, and then click Settings in the mailbox. There will be a Add a personalized signature is displayed, click on it, insert a picture above the text box, and fill in the address you just copied.