Where are the volume settings for iPhone screen lock tips and WeChat tips?

1. First, you need to click on the phone screen to open "Settings", as shown in the figure below.

2. Next, you need to click "Sound" in the setting interface, as shown in the figure below.

3. Next, you need to find "ringtones and reminders" in the sound interface, as shown in the figure below.

Finally, you need to drag the volume slider below it to the left to turn down the volume, as shown in the figure below.