If you are more familiar with the Win7 64-bit flagship version, you must know that the cause of this problem is caused by Windows Installer, we do not do too much introduction, this is a Win7 computer A long-standing problem, the following small series of specific introduction to solve the solution, Need friends to share it!
1. First, because the problem is on Windows Installer, so let's start with the Windows Installer service and press Win+r to open the Run window. Then enter services.msc in the window and click Enter, so you can open the Local service window.
2. In the Local Service window interface, we can find the Windows Installer service, double-click Open, then set the startup type to Automatic, and then click the Launch button below.
3. Open the disk letter, and then enter C:WINDOWSSYSTEM32 in the upper address bar and click Return, locate the Cmd.exe file in the open folder, and then right-click the file and choose to run as Administrator.
4. Enter regsvr32 msi.dll in the Command Prompt window and click Enter, after which the system will show that DllRegisterServer has succeeded in Msi.dll.
5. After the completion, we will be able to reinstall the software, there should be no more error problems.