What if Win7 cannot access the Windows installation service?

  

I believe many people are experiencing the inability to install software, especially when installing a software, the system prompts "Unable to access the Windows Installer service". Users of Win7 system also encountered such problems when installing QQ. Tip: Can't access Wndows Istaller service! What is going on here? Let's take a look at how to solve the problem that Win7 can't access Windows installation service.

The solution is as follows:

1. Register related components: Click Start - Run. Enter “cmd” !

2, then type regsvr32 msi.dll to pay attention to the space! Then press Enter, the registration is successful!! Enter the picture below!!

3. Open the service: Click Start - Run. Then enter services.msc and press Enter!!

4, then find in alphabetical order: Windows Installer service! Then double-click!!

5, let's choose to start, ensure that this service is Startup status!!

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