How To Repair The Microsoft Store Installer Service

Symptoms

When you install, uninstall, or update a program on a Windows-based computer, you lot may receive 1 of the following error messages.

Error message 1

The Windows Installer Service could not be accessed.

Fault message 2

Windows Installer Service couldn't be started.

Error message 3

Could not offset the Windows Installer service on Local Reckoner. Mistake 5: Access is denied.

Resolution

To prepare this problem automatically, run the "Set bug that programs cannot be installed or uninstalled" troubleshooter to repair problems that block program installation or removal because of corrupted registry keys.

Important To perform many of the methods and steps in this article, you lot must be logged on to your calculator as an administrator.

To decide whether you're using an account that has ambassador rights

To determine whether you're using an account that has administrator rights, utilise i of the following methods, as appropriate for the operating arrangement that yous're running.

Windows 7 and Windows Vista

Open the Engagement and Fourth dimension dialog box.
1. Click Showtime.
2. Type the following control in the Outset Search or Search programs and files box, then press Enter:
  
  timedate.cpl
  The Date and Time dialog box appears.
Click Change date and time. When the User Account Control dialog box appears, click Continue.
Do one of the post-obit, depending on what happens when you click Continue:
- If your figurer does not prompt you lot for a password, you are already logged on with an ambassador account. Click Cancel ii times to close the Appointment and Time dialog box. You are set to ready the Windows Installer issues.
- If your computer prompts you lot for a password, you are not logged on with an ambassador business relationship.

Windows XP and Windows Server 2003

Open the Date and Time dialog box.
1. Click Get-go, and then click Run.
2. Type the following command in the Run dialog box, then press OK:
  
  timedate.cpl
Do one of the post-obit, depending on the issue:
- If the Date and Time Backdrop dialog box appears, yous are already logged on as an ambassador. Click Cancel to shut the dialog box.
- If y'all receive the following message, you are not logged on equally an ambassador:

Later on yous've verified that you're logged on to your estimator as an administrator, yous can kickoff troubleshooting Windows Installer issues.

If the Windows Installer engine is corrupted, disabled, or installed incorrectly, this may crusade program installation issues.

Use the following methods to identify any Windows Installer issues that may be causing problems when you install, uninstall, or update programs.

Method 1: Make up one's mind whether the Windows Installer engine is working

Click Start , type cmd in the Search box or click Run then type cmd in the dialog (Windows XP or Windows Server 2003), and then press Enter to open up a Command Prompt window.
At the control prompt, type MSIExec, and then press Enter.
If the MSI engine is working, you lot should not receive any error messages. If you receive an mistake bulletin, enter the fault message text into a search engine such as Bing or Google to locate troubleshooting data about the issue.
Try to install or uninstall over again.

Method 2: Make sure that the Windows Installer service is not prepare to Disabled

Click Offset , blazon services.msc in the Search box or click Run then type services.msc in the dialog (Windows XP or Windows Server 2003), then press Enter to open up Services.
Right-click Windows Installer, and and so click Properties.
If the Startup type box is set to Disabled, change information technology to Manual.
Click OK to close the Properties window.
Right-click the Windows Installer service, and so click Start. The service should start without errors.
Attempt to install or to uninstall again.

Method 3: Check your version of Windows Installer, and upgrade to the latest version if necessaryImportant This method applies to Windows XP, Windows Vista, Windows Server 2003, Windows Server 2003 R2, and Windows Server 2008 but.

Click Outset , type cmd in the Search box or click Run then blazon services.msc in the dialog (Windows XP or Windows Server 2003), and and then printing Enter to open a Command Prompt window.
At the command prompt, type MSIExec, and then press Enter. If the MSI engine is working, you should not receive any error messages, and a separate dialog box should open. This shows the MSI version.
If the installer is not version iv.5, download and install Windows Installer iv.5.
Endeavour to install or to uninstall once again.

Method 4: Reregister the installer engineImportant This method applies to Windows XP and to Windows Server 2000 only.

Click Kickoff, click Run, blazon cmd, and and then click Command Prompt.
At the control prompt, type the following, and so printing Enter after each line:

MSIExec /unregister

MSIExec /regserver
Try to install or to uninstall again.

The installation or update method doesn't run to completion

There are several methods that can exist used to install, to uninstall, or to update a plan. Additionally, the method or methods that are used may not take started or completed successfully. In this situation, effort some other method to install, or to update the programme.

The following are common methods that are used to install software:

Insert the CD or DVD media, and then permit the installation automobile-beginning.
Browse to the CD, DVD, removable media, or other location where the programs installation files are stored, and so double-click the Setup program. The setup file is typically one of the following:
- Autorun or Autorun.exe
- Setup or Setup.exe
- Install or Install.exe
Click Run when you download the program from a website.

The installation media is unreadable

Installation media such equally CD and DVD media may be muddy or scratched and therefore be unreadable by the CD or DVD reader. To resolve this outcome, follow these methods:

Method i: Clean the CD or DVDTo do this, use a CD or DVD disc-cleaning kit. Or, utilise a soft, lint-costless cotton fiber cloth to gently wipe the silver side of the disc. Do not employ paper cloth, as this tin scratch the plastic or leave streaks. When you make clean the disc, wipe from the middle of the disc outward. Do not utilise a circular motion. If the problem continues to occur, clean the disc by using a damp textile or a commercial CD or DVD disc-cleaning solution. Dry out the disc thoroughly before you insert it into the drive.

Method 2: Copy the installation files to your figurer or to other removable mediaWhen you practise this, annotation the location, and and so run the installer from that location. The installation file is typically named Autorun.exe or Setup.exe, merely this may vary. If you're not sure, bank check the Readme file in the binder for instructions about how to run the installation procedure. If an executable file (.exe) is available, nosotros practise not recommend that you run .msi files directly without specific instructions from the vendor.

Note If multiple CDs or DVDs are required, nosotros recommend that you re-create all the disks to the same folder, in reverse society (higher deejay numbers first). Be prepared to corroborate the overwriting of existing files if you are prompted, and then install from that location.

Method 3: Obtain a fresh version of the installation packageIf you tried to install from a CD or DVD, exercise the post-obit:

Bank check the software manufacturer'south website for a more than recent version of the software package. Download and install the new version.
If you already have the latest version, download the program from the manufacturer's website, so run the installation.

Downloaded or copied installation files are corrupted

Method 1: Re-create the installation files to your computerCopy the installation files to a local hard disk on your figurer or to other removable media. Notation the location, and then run the installation from that location. The installation file is typically named Autorun.exe or Setup.exe, only this may vary. If you lot're non sure, check the Readme file in the folder for instructions most how to run the installation. If an executable file (.exe) is available, nosotros do not recommend that you run .msi files directly without specific instructions from the vendor.

If you lot are installing a program from the Internet, redownload the file (select Save instead of Run in the download dialog box), save the file to a binder on a local hard disk drive on your reckoner or to other removable media. So, run the installation from that location.
If your installation files are on a network (for example, a commercial or corporate environment), copy all the files to a folder on a local hard disk on your calculator, so run the installation from that location.

Method 2: Obtain a fresh version of the installation packageIf some fourth dimension has elapsed between when yous downloaded the package and when you tried to install it, do the post-obit:

Check the software manufacturer's website for a more recent version of the software package. Download and install the new version.
If you lot already take the latest version, download the program again, so run the installation.

Programs that are currently running on your computer are interfering with the installation process

Disable programs that might be interfering with the installation procedure. To do this, follow these steps:

Click First , blazon msconfig in the Search box, and then click msconfig.exe.

If you are prompted for an administrator countersign or confirmation, type the password, or provide confirmation.
On the Full general tab, click Selective startup, and and then clear the Load startup items check box.
Click Services, click Hide all Microsoft services, and so click Disable all.
Click OK, then click Restart.
Try running your software programme installation.
When you are finished troubleshooting the trouble, restart the computer in Normal Startup way. To practice this, follow these steps:
1. Click Start , type msconfig in the Search box, and and so click msconfig.exe.
  
  If you are prompted for an administrator password or confirmation, blazon the password, or provide confirmation.
2. On the General tab, click Normal startup, click OK, and so click Restart.

For more information about how to use MSConfig, meet How to troubleshoot a problem by performing a clean kicking in Windows 8, Windows 7, or Windows Vista.

There are typically several ways to remove any programme. In this situation, try some other method to remove the program.

The following are common methods that are used to install software:

Method 1: Apply the uninstall option (if available)

Click Start , and then click All Programs.
Select the folder for the program that you lot are trying to uninstall, and then open up the folder.
If there is an uninstall choice, effort using it.

Method 2: Employ Control Panel options

Click Showtime , click Command Panel, click Add together and Remove Programs or Programs and Features, and then click Uninstall a program.
Select the program, and then click Uninstall. Follow the instructions.

Notation The following steps are advisable for advanced users only.

Make sure that you don't have any file or folder names that are longer than 260 characters.

For more about the maximum path length limitation, meet Naming files, paths, and namespaces.

Most programs create an installation log. If you can't locate such a log, yous tin enable verbose MSI logging. For more information, come across How to enable Windows Installer logging.

Note If you're running the .msi log file without the bootstrapping application (.exe), you can add together parameters for verbose logging. For instance, you can run the post-obit control:

Msiexec path\your_msi.msi /L*v path\your_msi_log.txt For a list of msiexec command-line parameters, see Command-line options.

A failed installation typically logs "Render Value 3" where the trouble occurred and where the installation rollback began. The description of the failure appears immediately before the Return Value 3 log entry.

Y'all tin apply the Wilogutl.exe tool to analyze log files from a Windows Installer installation. This tool may suggest solutions to errors that are found in a log file. It is available in the latest Windows Software Development Kit.

The following is an example of how to utilise the Wilogutl.exe tool at a command line:

wilogutl /q /l c:\mymsilog.log /o c\outputdir\

You may be able to manually uninstall some parts of the plan through the Windows interface. For example, you may exist able to delete program files and folders. Because the steps to do this may differ widely, depending on the version of Windows that y'all're running and on the plan that you're trying to uninstall, no prescriptive steps are provided hither. If you're not sufficiently familiar with the plan that you're trying to uninstall to positively identify the files and folders for that plan, we practise not recommend that you try this method. Generally, when you begin to delete program files and folders, you run the risk of damaging your operating system. Use this method at your own run a risk.

If you are considering uninstalling the plan manually, be aware of the following:

Before you employ this method, brand certain that you lot create a system restore signal.
Before y'all get started, move any personal data or documents that may accept ended upwards in the installation folder of the plan that you're uninstalling. For example, move this material into the Documents folder.
If you cannot manually delete a plan file, this may mean that the file is existence used or that some other program is accessing the file and preventing y'all from deleting it. For example, antivirus software may be accessing the file. When antivirus software is accessing a program file and making it impossible to delete it, information technology's likely that this same antivirus software was preventing y'all from uninstalling the program by more traditional ways.

More than Information

For general information nearly how to install or to uninstall a program, run into the following:

Install a program

Uninstall or change a plan

Installing programs: frequently asked questions