Basically, the service works to store application setup along with installation information. Also, it helps to track the location of groups of files, registry entries, and shortcuts that are already installed in your system. Apart from this, msiserver can add, modify and remove applications, features, and many other things.

Enable or disable Windows Installer Service

The following are the ways you can achieve this task; Let’s see the description of each of the methods.

1] Enable or disable Windows Installer Service via Services console

Do the following:

Press Windows key + R to invoke the Run dialog.In the Run dialog box, type services.msc and hit Enter to open Services.In the Services window, scroll and locate the Windows Installer service.Double-click on the entry to open its properties window.In the properties window, on the General tab, click the dropdown on Startup type and select Automatic.Next, move to the Service status section.Click the Start button in order to enable the service.To disable this specific service, click the Stop button.Click Apply > OK to save changes.

You can now exit the Services console. Read: Windows Installer Service missing.

2] Enable or disable Windows Installer Service via Command Prompt

Invoke the Run dialog.In the Run dialog box, type cmd and then press CTRL + SHIFT + ENTER to open Command Prompt in admin/elevated mode.In the command prompt window, type the command below and hit Enter to enable the Windows Installer service.

Note: You can’t start a service if Startup type is on Disabled. To change the Startup type of the same service, you can execute the following command: For Automatic: REG add “HKLM\SYSTEM\CurrentControlSet\services\MSIServer” /v Start /t REG_DWORD /d 2 /f For Manual: REG add “HKLM\SYSTEM\CurrentControlSet\services\MSIServer” /v Start /t REG_DWORD /d 3 /f For Disabled: REG add “HKLM\SYSTEM\CurrentControlSet\services\MSIServer” /v Start /t REG_DWORD /d 4 /f For Automatic (Delayed Start): REG add “HKLM\SYSTEM\CurrentControlSet\services\MSIServer” /v Start /t REG_DWORD /d 2 /f

To disable the service, type the command below and hit Enter.

You can now exit CMD prompt.

3] Enable or disable Windows Installer Service via Registry Editor

Since this is a registry operation, it is recommended that you back up the registry or create a system restore point as necessary precautionary measures. Once done, you can proceed as follows:

Invoke the Run dialog.In the Run dialog box, type regedit and hit Enter to open Registry Editor.Navigate or jump to the registry key path below:

At the location, on the right pane, double-click the Start entry to edit its properties.In the properties dialog, set the Value data to the following as per your requirement:Automatic: 2Manual: 3Disabled: 4Automatic (Delayed Start): 2Click OK to save changes.

You can now exit the Registry editor. That’s it!

How to enable or disable Windows Installer Service on Windows 11 10 - 5How to enable or disable Windows Installer Service on Windows 11 10 - 48