Windows Installer Service Could Not Be Accessed: Microsoft Fix It

For windows users loyal, would often experience the bizarre. Looking back now, which is also my problem is often experienced windows installer service could not be accessed. But do you know which is the Windows Installer? If you frequently see the file (usually software) with .msi extension, it is the Installer software created by Microsoft. 

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This installer that automatically adjust the software that we install properly installed and in place. Start of the installation in the windows registry, placing the library file ".dll", the placement of temporary/ log files to uninstall software and services you want removed. There are many software developers who use the Windows Installer service to install software to client computers. 

Well, sometimes there are problems with the Windows Installer service is not working normally. So that when an application wants to install or uninstall, will display information that Windows Installer service can not run. "The Windows Installer Service Could not be accessed. This can occur if you are running Windows in safe mode, or .......... "

To fix this windows installer error please do the following:

A. Re-register the windows installer service 
Make sure the Msiexec.exe file in the folder \ windows \ system32 \, open windows explorer and make sure the file exists.
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Then run the msiexec / unregister from the start menu> run. after that run msiexec / regserver. This function is to restart the service msiexec.
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Up here, the windows installer should now be used.

B. Now we check and make sure our service msiexec (windows installer) is always available and can be used at any time. 
Run msconfig from the start menu - run, and then select the service, and make sure the windows installer service is checked.
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Then we check out his windows installer service in windows service policy. go to control panel and select Administrative Tools. Choose a service icon. Then in the service menu, locate and double-click Windows Installer.

Then, select the start-up mode to enable or automatic. Service status will be automatically turned into stop if the service is not used.
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If the error still occurs, try to reinstall Windows Installer service.

Download the Windows Installer from microsoft and type msiexec / unregister in the start-run, then run the installation of Windows Installer applications that have been downloaded.

The above steps I have tried and successfully solve problems in PC windows installer, may be useful for you :)
You can also see a video about "how to fix windows installer error" below:

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