Joke Collection Website - Public benefit messages - How to set the personalized signature of SMS?

How to set the personalized signature of SMS?

If you use a vivo phone, you can go to Settings-(Applications and Permissions)-(System Application Settings)-Information-(More Settings)-and turn on the personalized signature switch. After opening, the text message editing box will display the words "vivo smart phone" by default, and you can click on the signature content to customize the personalized signature.