1. The application is not compatible with the mobile phone system: the application of Quit Smoking Corps is not compatible with the operating system version of Huawei mobile phone. You can update your mobile phone system to the latest version, and check the official website or app store page of Quit Smoking Corps application to find out the system versions supported by the application.
2. Insufficient storage space: Insufficient storage space of the mobile phone will also cause the application to fail to install. Check the storage space of mobile phone, clean up unnecessary files and applications, and make enough space to install the application of Quit Smoking Corps.