Fix Annoying Windows Installer Service Errors on Windows

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When installing software with the .MSI extension, you often encounter a very annoying error 'The windows installer service could not be accessed' even though you have downloaded the correct version for your operating system. So how do you fix this error?

Windows Installer Service errors on the Windows operating system occur when you install utilities with the .MSI format on your computer, which can be really frustrating for users. In this article, Mytour will guide you on how to eliminate this error, so stay tuned to learn how to do it.

How to fix annoying Windows Installer Service errors on Windows

When your computer displays the error as shown below, you can follow the steps below to resolve this issue

Step 1: Go to the Start menu --> in the search box, type Cmd --> Enter.

Step 2:

- For Windows 7 64-bit version.

In the Command Prompt window, enter the following commands one by one:

%windir%\system32\msiexec.exe /unregister

%windir%\system32\msiexec.exe /regserver

%windir%\syswow64\msiexec.exe /unregister

%windir%\syswow64\msiexec.exe /regserver

- For Windows 7 32-bit version.

In the Command Prompt window, you type the following command lines sequentially.

msiexec /unregister

msiexec /regserver

Step 3: Next, you close the Command Prompt window and restart your computer.

After restarting your computer, you can now reinstall the software without encountering that annoying Windows Installer Service error anymore. Additionally, if your computer experiences any issues during usage, you can refer to and use one of the Top 5 Windows error repair software available on Mytour.

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