First download the desired songs from QQ music to your mobile phone, and then operate through Tik Tok. The process is as follows:

1. First, open the homepage of Tik Tok, and click the+at the bottom of the homepage;

2. After opening the video shooting function of Tik Tok, click "Select Music Hundred" at the top;

3. Enter the interface of music selection, click "Local Music", and the mobile phone can see the locally downloaded music;

4. Click the music, and you will see "OK to use and shoot", until you click "OK to use and shoot";

5. Enter the music clipping interface, select a piece of music you need, click √, and then you can start shooting;

Extended materials:

Steps to upload music in Tik Tok.

1. Click on local music in the music software (QQ music, cool dog music) as shown in the figure below.

2. Turn on the video shooting function of Tik Tok as shown in the figure below. Road

3. Click to select the music option as shown in the figure below.

4. After entering the page of changing soundtrack in Tik Tok, click the soundtrack search box to enter any text, as shown in the figure below.

5. click search as shown in the figure below.

6. click the recommendation button at the lower left of the search box, as shown in the figure below.

7. You can open the local music uploading interface in Tik Tok and click Upload as shown in the figure below.

8. At this time, local music will pop up and you can choose your own music, as shown in the figure below.

9. Fill in the information and upload it, as shown in the figure below.