First, install the Youwan sparring application and then enter the personal account homepage. On the homepage, you should find an option called "Edit Profile" or "Personal Settings," click on it. After entering the edit profile page, you will see the signature field. You can enter the signature you want to set here.
1. After opening the Youwanpaiwan APP, enter the personal center, click the edit button, and then click signature.
2. Finally enter the content on the signature page and click Save.
The above is how you set up your signature? Youwanpaiwan adds a signature method, and for more related information and tutorials, please pay attention to this website.