2. The signature file only supports Baidu Post Bar Picture Library and Baidu Space Pictures. You can upload the pictures you intend to set as signature files to Baidu Space "photo album" first.
3. When copying links from Baidu Space Album, click the "Copy Address" option in the options above the picture. It is wrong to directly copy the "URL" in the browser address bar.
4. If you want to add a set of signature files, you can click "Add a set of signature files" to see the pop-up signature file editing page. Baidu can set up five sets of signature files at most, and the total size cannot exceed 5M.
5. Enter the name of the signature file you want in the name input box, and enter the picture link in the picture link bar to see the picture you selected in the picture preview. Click Submit, and the signature file is submitted successfully.