Tools: mobile phone, little red book software.
1. Open the little red book and browse on the home page or the interested page. Find the picture or design you are looking for and save it in an album.
You need to use a picture search engine to find the source of the picture. The commonly used image search engine is Google Image Search.
3. Upload the pictures you saved in the photo album to the search engine, and then click Search. The search engine will output all web pages and sources related to pictures, including copyright information, photographer information and so on.