Solution: (1) The QQ music player you are using is not the latest version. Please log in: fg.exe- > Component Services-> Computer-> My Computer -> DCOM Configuration -> QQMainCreator Component-> Properties-> Security Label-> Startup and Activation Permissions-> Customize-> Edit-> Select all user permissions under the account you use in "Group or User Name" as Allow. Step 2: Start-Run-Enter: "C: \ Program Files \ Tencent \ QQ \ QQ.exe"/regserver and press enter. Note: If you install QQ software in the default path (C: \ program files \ Tencent \ QQ), please follow the above instructions, but for non-default installation, please replace the QQ installation path in the above command line. For example, if QQ is installed in the "D:\QQ" directory, please run "d: \ QQ \ qq.exe"/regserver Step 3: Restart QQ before using QQ.