Win7 boot X:\\Windows\\system32\\soudmax.dll error prompt problem solving

1. First, we simultaneously press the win+R shortcut on the win7 Ultimate computer keyboard to open the computer's running window. After that, we enter regedit in the open running window and click Enter, so that we can open win7 Ultimate. The computer's registry editor window is up.
2. In the open registry editor window, we click to expand HKEY_LOCAL_MACHINESOFTWAREMicrosoft WindowsCurrentVersionPolicies ExplorerRun in the left menu, and then find the startup item related to soundmax.dll, after which we will delete all related options. , then exit the Registry Editor window.
3. We open the running window of the win7 Ultimate computer again, then enter msconfig and click Enter. In the open system configuration window, we switch the interface to the startup column and find the soundmax in it. For .dll related startup items, remove the checkmarks in front of these startup items, and then click Save Settings.