How to set the wake-up bell in concave-convex world

Download the wake-up clock of the concave-convex world, which can be set in the "alarm clock" option.

Download the wake-up bell of Bump World first, click the "alarm clock" icon, click the plus sign in the upper right corner, and select "ringtone" and "select song" in the pop-up dialog box to select the ringtone you just downloaded.

On the mobile phone, according to the user's personal preference, you can set the alarm clock, click the ringtone, SMS ringtone and other prompts, download the favorite audio source and set it accordingly.