Fix The Windows Installer Service could not be Accessed in Windows 10 (Example)


The message ‘Cannot access the Windows Installer service’ is common in Windows operating system, but this one has a solution. In this post we will help you correct it, the suggestion we give you is that read carefully so you don’t overlook any detail.

What is the error Cannot access the Windows Installer service?

Basically this message means that there may be damaged or defective files when the system performs an update, mostly when you want to install an application. Although this can be a stumbling block to have a better performance in the system, we show you how you can solve it with effective methods.

Methods to fix The Windows Installer service could not be accessed error

Next, we will explain how to solve the problem about accessing the Windows Installer service with developer-tested methods.

  • Method 1- Restore the Windows Installer service registry.

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We want to remember that you will carry out the command application on the system, so we suggest that you carry them out carefully. Since a minor mistake can damage your computer’s operating system, we recommend write down the commands correctly.

  1. Press the Windows key + R simultaneously, this will open a window with the name Run or ‘Run’.
  2. Once in this window you will write in the text box the word ‘regedit’ and press the Enter or ‘OK’ button.
  3. When opening the Registry Editor, choose the option ‘File’ and then ‘Export’.
  4. Select ‘All as Export Range’ and enter the file name and hit click save.
  5. When creating a backup, close the ‘Registry Editor’.
  6. Then it will open Notepad and create a file. Reg. And add it to the registry. (This step must be done with the help of a programmer to set the correct codes.)
  • Method 2- Start the Windows Installation Service manually.
  1. Press Windows Key + X to open a Windows Windows system pop-up window.
  2. Select Command Prompt (Admin) from the drop-down menu that appeared.
  3. Later, when a window with a black background opens, you will enter this command>net start MSIServer

resetting windows 10 services

To verify that the Windows Installer service is running, follow the steps below to perform the examination or analysis of the system.

  1. Press the keys Windows + S and type ‘Services’, from the list of results select ‘Services’.
  2. When opening the ‘Services’ window locate the Windows Installer Service’ and double click.
  3. Check the ‘Service Status’ to check if this is running.
  4. If this is not being applied click the start button and you are done.
  • Method 3- Uninstall the previous version of the application that you want to set on the system.

If you are going to install a new version of a program or application, we recommend that you remove or uninstall the previous version. Failure to do so could affect the application of the new version and it is most likely that ‘Cannot access the Windows Installer service’.

An optional workaround to fix the Windows Installer service cannot be accessed error

Next, we show you how to implement a safe alternative, to correct the flaw mentioned repeatedly during this article.

Reregister Windows Installer

  • Simultaneously press the Windows + R keys, and when opening the window called ‘Run’ type the word ‘cmd’ and press ‘OK’.
  • When the command prompt appears type the following commands, after typing each one press ‘Enter’.

opening system symbol in windows 10

  1. ‘% windir% system32 / msiexec.exe / unregister’.
  2. ‘% windir% system32 / msiexec.exe / regserver’.
  3. ‘% windir% system32 / msiexec.exe / unregister’.
  4. ‘% windir% system32 / msiexec.exe / regserver’.
  • Close the window and restart your computer.
  • Once the Windows Installer Service is registered the error will open corrected.

Note to the reader: It is recommended to make backup copies for your computer data, in case of loss of important or vital information. If you have lost files when applying the previous steps, we recommend use data recovery software such as Easus Data Recovery Wizard Free.

We hope that this article will be of much use to you when it comes to solving the problem that the Windows service cannot be accessed satisfactorily.

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