How to set the ringtone of Jinli mobile phone?

To set the ringing tone on the mobile phone:

Go to phone settings → sound and vibration → card 1 ringtone/card 2 ringtone.

What should I do if my mobile phone responds slowly?

The slow response of mobile phone can be eliminated by the following ways:

1, restart the phone.

2. Clean up the background applications, such as: click the virtual key at the bottom left of the screen → click the circle below;

3. If individual software is slow to respond, clear the application data, such as: Settings → Application Management → Display System Process → Find Application → Store → Clear Data;

4. Back up important data and restore factory settings.