Caused by several factors! 1. Turn off the anti-virus software, firewall and other anti-virus approvals. If it can be started normally, it means the problem is with the anti-virus software. 2. Reinstall and completely delete and uninstall the QQ music directory files! 3. Your cup problem! QQ Music will occupy a lot of CPU when it is started, and your other programs will freeze if they are using the CPU! I'm happy to answer it for you! If it is not resolved, please continue to ask!