My fitness trainer 2 has been connected to the server to share the solution.
1. Give tapplay assistant sufficient permissions and try again.
2. Uninstall the game and tapplay Assistant, select "Install with System Installer" in the settings, and then download and install again in local apk mode (please ignore the installation of tapplay, use file manager to enter the download directory (local installation is generally/storage/emulated/0/Android/data/com.taptap/files/download), and delete the installation package after installation to save space.