The solution is to download QQ music software on the new mobile phone, and log in with QQ music account to find all the music.

operation steps;

1. first, open the APP third-party software download platform with your mobile phone and enter the software download interface.

2. Enter "QQ Music" in the search box, and the first "QQ Music-Make Life Full of Music" software pops up. Click "Get" to wait for installation.

3. Wait for the clock icon to be full, indicating that the installation is completed. Return to the main screen of the mobile phone, find the QQ music icon, and click the icon to open it.

4. After entering "QQ Music", there are three columns at the top. Find the "My" option and click the "Login Now for Exclusive Recommendation" position.

5. The interface will automatically jump to authorized login, and there are two options to choose from. The first one is WeChat login, and the second one is QQ login. Click the corresponding method to log in the QQ music in the old mobile phone.

6. in the authorization interface, further confirm the authorization information, and click the "confirm" option to complete the authorization login.

7. Return to the main interface of QQ Music, and you can see that QQ Music is in the logged-in state. Below the logged-in state, find the "All Music" option, and click Enter to find all the music.