How to change the ringtone of mobile phone number

The steps of changing the color ring back tone of mobile phone number are as follows:

1. Open the mobile phone screen and click to open the handheld business hall.

2. After logging in successfully, enter the first interface. On the business processing page in the middle of the screen, slide the screen to find the buttons of all functions, and click to enter the page of all functions.

3. After entering the page of all functions, slide the screen. In the communication business, find the bride price world, and click to enter the CRBT World page.

4. After entering the CRBT World Processing page, set CRBT according to your preference, that is, complete the replacement of CRBT.

I hope the above information can help you solve the problem. Please feel free to let me know if you have any other questions.