The pictures automatically add watermark. 图片自动添加水印.

Allows you to add watermark to images that applied to products

Photo Filter applies Photoshop-style filters to a single image on a page. Does not support batch editing.

Photo Watermark applies a watermark or Photoshop-style filter to a single image on a page. Does not support batch editing.

Plugin allows you to add image watermark to images uploaded to the WordPress Media Library and add watermark to old images via bulk processing tool

Add watermark while image uploading