Operating environment: Huawei matebook 13, WIN 10, WPS document 20 19 and so on.
1. First take a photo of the paper signature and upload it to the computer.
2. Next, open the WPS document and click Insert-Picture.
3. Select the picture to be inserted and upload it to the document, then click the picture and click the picture tool-Color above.
4. Then choose black and white.
In this way, the paper signature will be displayed in black and white. Just drag it to the place where you need to sign it.