Joke Collection Website - Public benefit messages - What if the back button of the mobile phone is missing?

What if the back button of the mobile phone is missing?

If you use a vivo phone, you can try to open the virtual navigation key:

Enter Settings-System Navigation/Navigation Keys-Tick "Navigation Keys" to open the navigation keys.

If you have more questions, you can enter vivo official website-My-Online Customer Service-Sliding Bottom-Online Customer Service-Enter Manual Customer Service and enter the consultation.