When you no longer need an application or when the storage space is full, your first instinct is lớn uninstall some programs. We dont give sầu much thought to the uninstallation processes until there are some issues with it.

Bạn đang xem: 4 cách sửa lỗi “the windows installer service could not be accessed”

The most common one about this is that you will not be able khổng lồ uninstall the application or might see some error message in a dialog box. If you vì not know what khổng lồ bởi vì from here, we will take you on a tour.

This articles main goal is lớn help you uninstall the issues related to removing a service or an application from your computer & sometimes, installing them.

What Is The Windows Installer Service And What Does It Do?Sign That Your Windows Installer Service Is Having ProblemsSolutions To Resolve The Windows Installer Service Issue On Windows 10Fixing The Windows Installer Service Issue On Your Windows 10 PCReset Your Windows Installer Service Settings Through The Registry EditorRestart The Windows Installer ServiceRegister Your Microsoft Installer Service Another TimeRun The regsvr32 CommandPerform The SFC And DISM Scans On Your PCRemove The Previous Versions Of The ApplicationInstall The Windows Installer Redistributable For Your SystemDelete The Copy Of The msiexec.exe pháo FileMake Changes In The Remote Procedure call Service SettingsFAQsWhat Is Windows Installer?How To Fix Windows Installer Service Could Be Not Accessed Or Resolve sầu Windows Installer Is Not Working Issue?What Can I Do If Windows Installer Service Could Not Be Accessed On Windows 10?Is it safe khổng lồ stop Windows module installer?

What Is The Windows Installer Service And What Does It Do?


The Windows Installer is a Microsoft OS service that was created khổng lồ help with software installation and removal, software deployment in corporate networks, và frequent issues such as shared .dll format incompatibilities.

The Windows Installer also contains a collection of criteria that developers must adhere lớn in order khổng lồ use the service. Previously, the Windows Installer was known as Microsoft Installer (MSI). As a result, the names of the API functions begin with mham, và the installation packages are of the .MSI format.

Sign That Your Windows Installer Service Is Having Problems

There is one big symptom that can be seen when you have sầu an issue with the Windows Installer Service. If the issue exists, you will see this error message when you try to lớn install a program on your system.

TheWindows Installer Service could not be accessed. This can occur if the Windows Installer is not correctly installed. Contact your support personnel for assistance.

You will find this error message very comtháng in the Windows 7 and Windows Vista Operating System (OS) versions. Some similar issues that can be seen related to lớn this issue are

Windows Installer Servicecould not be accessed Safe Mode Applications couldnt be installed when the system is booted up in safe mode.Windows Installer not working Windows 10 No applications were able to be installed on a lot of computers powered by the Windows 10 OS.Windows could not start theWindows Installer Serviceon the local computer This error message can be gotten rid of by simply registering the Windows Installer Service again.Windows Installer Servicecould not be accessed error message when installing an application You may see this error message when you try lớn install a new application onkhổng lồ your system.Windows Installer Servicecould not be accessed error 1719, 1601 If you see the error 1719 or the error 1601 stop codes, they are associated with the Windows Installer Service.Windows Installer Servicecould not be accessed (Adobe Reader, Skype, Kaspersky, McAfee, .Net Framework 4) These are some of the applications that can affect the installation of other files on your computer.Windows Installer Servicecould not be accessed not correctly installed If your computer displays this error message, it means that the services settings may not be configured right.

Solutions To Resolve sầu The Windows Installer Service Issue On Windows 10

These are the solutions we can use lớn fix the Windows Installer Service-related issues on your computer.

Rephối Your Windows Installer Service Settings Through The Registry EditorRestart The Windows Installer ServiceRegister Your Microsoft Installer Service Another TimeRun The regsvr32 CommandPersize The SFC And DISM Scans On Your PcRemove sầu The Previous Versions Of The ApplicationInstall The Windows Installer Redistributable For Your SystemDelete The Copy Of The msiexec FileMake Changes In The Remote Procedure Hotline Service Settings

Fixing The Windows Installer Service Issue On Your Windows 10 PC

Before getting into the fixes for this Windows Installer Service error message, we may have sầu to consider the fact that the thiết đặt or any other source size can be faulty and the issue may not lie with your computer. It can be a vi khuẩn or an incomplete tải về.

Viruses are generally removed after detection during download. Incomplete downloads wont run on your system và show an error dialog box when attempted lớn be run. With this piece of information in mind, let us proceed.

Remix Your Windows Installer Service Settings Through The Registry Editor

Resetting an aspect of the computer can fix the issue by changing the configurations baông chồng to mặc định and getting rid of the unsaved or unwanted changes on your computer.

This is what we are going khổng lồ try with the configurations of the Windows Installer Service. This is a complex process & has lớn be carried out with a lot of concern và caution.

Use the below-given steps lớn reboot the Windows Installer Service on your Windows 10 computer.

Bring up the Registry Editor (regedit) window. You can use the tìm kiếm bar (Windows + S) or the Run tool (Windows + R) to open this window.

When the Registry Editor window opens on your computer, open the File menu and go into lớn the Export option.Set the Export range as All and choose the name of the tệp tin.

Save this tệp tin so that you can jump baông chồng to lớn this spot as a checkpoint.After creating this safe point, cthất bại the Registry Editor window.Then, open a Notepad window.In the window, copy và paste the below text Windows Registry Editor Version 5.00 "DisplayName"="
%SystemRoot%system32msimsg.dll,-27" "ImagePath"=hex(2):25,00,73,00,79,00,73,00,74,00,65,00,6d,00,72,00,6f,00,6f,00, 74,00,25,00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,6d, 00,73,00,69,00,65,00,78,00,65,00,63,00,trăng tròn,00,2f,00,56,00,00,00 "Description"="
%SystemRoot%system32msimsg.dll,-32" "ObjectName"="LocalSystem" "ErrorControl"=dword:00000001 "Start"=dword:00000003 "Type"=dword:00000010 "DependOnService"=hex(7):72,00,70,00,63,00,73,00,73,00,00,00,00,00 "ServiceSidType"=dword:00000001 "RequiredPrivileges"=hex(7):53,00,65,00,54,00,63,00,62,00,50,00,72,00,69,00,76, 00,69,00,6c,00,65,00,67,00,65,00,00,00,53,00,65,00,43,00,72,00,65,00,61,00, 74,00,65,00,50,00,61,00,67,00,65,00,66,00,69,00,6c,00,65,00,50,00,72,00,69, 00,76,00,69,00,6c,00,65,00,67,00,65,00,00,00,53,00,65,00,4c,00,6f,00,63,00, 6b,00,4d,00,65,00,6d,00,6f,00,72,00,79,00,50,00,72,00,69,00,76,00,69,00,6c, 00,65,00,67,00,65,00,00,00,53,00,65,00,49,00,6e,00,63,00,72,00,65,00,61,00, 73,00,65,00,42,00,61,00,73,00,65,00,50,00,72,00,69,00,6f,00,72,00,69,00,74, 00,79,00,50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67,00,65,00,00,00,53,00, 65,00,43,00,72,00,65,00,61,00,74,00,65,00,50,00,65,00,72,00,6d,00,61,00,6e, 00,65,00,6e,00,74,00,50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67,00,65,00, 00,00,53,00,65,00,41,00,75,00,64,00,69,00,74,00,50,00,72,00,69,00,76,00,69, 00,6c,00,65,00,67,00,65,00,00,00,53,00,65,00,53,00,65,00,63,00,75,00,72,00, 69,00,74,00,79,00,50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67,00,65,00,00, 00,53,00,65,00,43,00,68,00,61,00,6e,00,67,00,65,00,4e,00,6f,00,74,00,69,00, 66,00,79,00,50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67,00,65,00,00,00,53, 00,65,00,50,00,72,00,6f,00,66,00,69,00,6c,00,65,00,53,00,69,00,6e,00,67,00, 6c,00,65,00,50,00,72,00,6f,00,63,00,65,00,73,00,73,00,50,00,72,00,69,00,76, 00,69,00,6c,00,65,00,67,00,65,00,00,00,53,00,65,00,49,00,6d,00,70,00,65,00, 72,00,73,00,6f,00,6e,00,61,00,74,00,65,00,50,00,72,00,69,00,76,00,69,00,6c, 00,65,00,67,00,65,00,00,00,53,00,65,00,43,00,72,00,65,00,61,00,74,00,65,00, 47,00,6c,00,6f,00,62,00,61,00,6c,00,50,00,72,00,69,00,76,00,69,00,6c,00,65, 00,67,00,65,00,00,00,53,00,65,00,41,00,73,00,73,00,69,00,67,00,6e,00,50,00, 72,00,69,00,6d,00,61,00,72,00,79,00,54,00,6f,00,6b,00,65,00,6e,00,50,00,72, 00,69,00,76,00,69,00,6c,00,65,00,67,00,65,00,00,00,53,00,65,00,52,00,65,00, 73,00,74,00,6f,00,72,00,65,00,50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67, 00,65,00,00,00,53,00,65,00,49,00,6e,00,63,00,72,00,65,00,61,00,73,00,65,00, 51,00,75,00,6f,00,74,00,61,00,50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67, 00,65,00,00,00,53,00,65,00,53,00,68,00,75,00,74,00,64,00,6f,00,77,00,6e,00, 50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67,00,65,00,00,00,53,00,65,00,54, 00,61,00,6b,00,65,00,4f,00,77,00,6e,00,65,00,72,00,73,00,68,00,69,00,70,00, 50,00,72,00,69,00,76,00,69,00,6c,00,65,00,67,00,65,00,00,00,53,00,65,00,4c, 00,6f,00,61,00,64,00,44,00,72,00,69,00,76,00,65,00,72,00,50,00,72,00,69,00, 76,00,69,00,6c,00,65,00,67,00,65,00,00,00,00,00 "FailureActions"=hex:84,03,00,00,00,00,00,00,00,00,00,00,03,00,00,00,14,00,00, 00,01,00,00,00,c0,d4,01,00,01,00,00,00,e0,93,04,00,00,00,00,00,00,00,00,00 "0"="RootLEGACY_MSISERVER000" "Count"=dword:00000001 "NextInstance"=dword:00000001

Save the notepad as repair.reg, with the save sầu as type mix as All Files. We recommend saving the notepad tệp tin on the computer desktop.Once it is saved, right-cliông chồng on the repair.reg tệp tin & choose the Run as administrator option. If you are not using the administrator profile, you may be asked khổng lồ enter the password. If you are using the administrator protệp tin, you can simply cliông xã on the Continue button.In the Registry key installation window, select Yes.Once these steps are completed, try installing the application again.

Restart The Windows Installer Service

Since the Windows Installer Service is a system service, you can always access it through the Services window. This is where we will try restarting this service lớn see if things are set straight. Heres how you can manually restart the Windows Installer service on your computer.

Launch the Run tool (Windows + R) and run the services.msc commvà. The Enter key or the OK button will help you vị this.Scroll down to lớn the Windows Installer Service và right-cliông xã on it.From the context menu, choose the Properties option.In the Windows Installer Service Properties window, bring down the Startup type drop-down thực đơn và select the Manual option.

Then, mix the Service value khổng lồ Start.Save these changes by rebooting the system.

You should, now, be able lớn install the required application without any further issues.

Note: You can also use the same steps lớn check the status of the Windows Installer service. If this service isnt up & running, you wont be able khổng lồ run installations.

Register Your Microsoft Installer Service Another Time

Registering the Microsoft Installer Service once again on your computer after deactivating it may be able khổng lồ fix all issues related khổng lồ the Microsoft Installer Service.

The method to lớn bởi vì this can get a little complicated & you will need to lớn exexinh tươi some commands through the CMD window. Be cautious while you exeđáng yêu these steps.

xuất hiện the Quichồng Link thực đơn (Windows key + X) và select the Commvà Prompt option.

There are two sets of commands that can be used khổng lồ unregister & re-register the Windows Installer Service from your computer, depending on the OS type of your computer.

If your computer has a 64-bit OS, run these commvà lines

%windir%system32msiexec.exe cộ /unregister%windir%system32msiexec.exe cộ /regserver%windir%syswow64msiexec.exe pháo /unregister%windir%syswow64msiexec.exe /regserver

For 32-bit OS, you can use these commands

msiexec /unregistermsiexec /regserver

Once these commands are successfully executed, reboot your computer khổng lồ save these changes. Now, when these steps have been completed, try installing the application onto lớn your computer.

Run The regsvr32 Command

Regsvr32 is a command-line application for registering and unregistering OLE controls in the Windows Registry, such as DLLs & ActiveX controls.

This command can be used khổng lồ fix the Windows Installer Service issue(s) by clearing the registration of the appropriate file/service & then, registering it back again.

This will set the configurations of this application source và the Windows Installer service and let you install it, without displaying any future issues.

xuất hiện the Windows Command Prompt utility on your computer.Once the window is up, type in this execution line: regsvr32 c:windowssystem32msi

Hit the Enter key to lớn run this commvà.

Persize The SFC And DISM Scans On Your PC

There are two scans that we generally recommkết thúc for any issue that arises from the Windows OS. They are effective for fixing any corrupt file that is present in the computers storage drives.

By fixing the missing or corrupted system files, they get rid of most variants of the Windows Installer Service error that has occurred on your computer.

A System File Cheông xã scan (SFC) is a scanning tool that detects file damage and replaces it with a fresh và compatible copy of the same file so that the system operates fast & efficiently.

In the search box on the left side of the taskbar, type cmd & select Run as Administrator from the results. This will launch a Command prompt with system administrator rights on your computer. You can also choose Command Prompt from the fast liên kết thực đơn (Admin).Now, type the following command into the script window & press Enter to lớn run it: sfc /scannow

The Deployment Image Servicing and Management (DISM) utility is a built-in system scanning tool that may be used to make changes lớn the installation truyền thông media for the Windows 10 OS, as well as khổng lồ detect and repair issues with the Windows image tệp tin.

In the tìm kiếm box at the bottom of your screen, type cmd and then select Run as Administrator from the results. This will bring up a commvà prompt with administrative sầu rights.

A series of commands trang điểm the DISM tool. All of the following instructions must be executed in the sequence listed:

DISM.exe pháo /Online /Cleanup-image /ScanhealthDISM.exe /Online /Cleanup-image /CheckhealthDISM.exe pháo /Online /Cleanup-image /Restorehealth

Remove The Previous Versions Of The Application

Another important factor that causes most of the Windows Installer Service issues is the existence of older versions of the application we wish to install. We recommkết thúc uninstalling them before you try updating the application to another version.

You can also try uninstalling the software and installing it again. The only setbaông xã for this solution is that it can be time-consuming. The easiest way to uninstall an application on Windows is lớn use the uninstall wizard or the Add or Remove Programs page in the Windows settings.

Note: When you try uninstalling the application, you may face the Windows Installer Service could not be accessed error dialog box. If this is your case, you will be left with no other option but lớn use a third-tiệc nhỏ application management tool.

Install The Windows Installer Redistributable For Your System

The Windows Installer is the element of the Windows PC that is responsible for laying a basement out on your computer, for applications khổng lồ be installed.

If your computer does not have sầu it or the updated version of the Windows Installer, the OS prevents you from installing software on your system.

This is generally used by software developers to help their products or services be compatible with the system & to allow them to lớn install them on computers. This component can be downloaded in the form of a redistributable package, from the Microsoft support trang web.

Once the tải về is complete, open the downloaded redistributable package và use the on-screen instructions lớn install it on your computer. To set these newly-made changes on your computer, restart it.

Delete The Copy Of The msiexec.exe File

Your system could have another copy of the msiexec.exe tệp tin, meaning that the Windows Installer Service could have sầu trouble finding which tệp tin should help with the installation of any application you want.

The ikhuyễn mãi giảm giá solution here is lớn locate and get rid of the other, unnecessary msiexec.exe pháo tệp tin. This is what you have to vì chưng now.

Launch a Windows Explorer window (Windows + E) & go to lớn this directory: C:WindowsSystem32.Look for the msiexec.exe cộ tệp tin. There are chances that there is a msiexec tệp tin, without the .exe pháo tệp tin extension.Find the file without the application extension & rename it lớn msiexec.old.

Once you are done, restart the Windows Installer service process & after that, reboot the system.

Make Changes In The Remote Procedure Gọi Service Settings

The Remote Procedure call (RPC) service is the Windows component that helps client-based applications communicate with the OS và other essential applications.

If the settings for this service are misconfigured, you may face issues when you try to install or remove an application from your computer. With the below settings, you should be able lớn change the settings for the Remove sầu Procedure Call service.

Bring up the Services window và navigate lớn the Remote Procedure Cell service.xuất hiện the Properties window for this service by double-clicking on it.Then, go inlớn the Log on tab.In this window, cliông xã on the Log on as Local System Account và check the Allow this service to lớn interact with the desktop option.
Apply these changes khổng lồ your computer và reboot it.

The above-given are the solutions that will help you fix all types of Windows Installer service-related issues on the Windows OS. If you are still experiencing this issue, we suggest that you talk lớn a professional or liên hệ Windows support, both of whom should be able lớn help you giảm giá with this issue.


The Windows Installer is a Microsoft OS feature intended to facilitate package loading or unloading, software distribution in operating systems, & comtháng concerns lượt thích shared .dll formatting inconsistencies. The Windows Installer was previously known as Microsoft Installer (MSI). As a result, the API functions have names that start with msi, & the installation packages are always in the .MSI format.

How To Fix Windows Installer Service Could Be Not Accessed Or Resolve Windows Installer Is Not Working Issue?

If you are facing the Windows Installer Service couldnt be accessed issue on your computer, you can remix the Windows Installer Service, restart the service through the Services application, re-register the Windows Installer service, run the SFC, DISM, và regsvr32 commvà, delete the outdated application versions, tải về a Windows Installer package & install it and delete the duplicated msiexec tệp tin in the System32 folder.

If the Windows Installer Service is displaying an error message when you try khổng lồ access it through an application installation or removal process, heres what you can vì.Rephối the Windows Installer ServiceRestart the Windows InstallerRe-register the Windows InstallerPerkhung SFC và DISM scansExedễ thương the regsvr32 command in CMDInstall the compatible Windows Installer redistributable on your system

One can stop the Windows module installer from running on your computer. However, it is not advisable as the system will be prevented from getting OS updates. If you are worried about safety issues regarding this, disabling the Windows Module Installer does not affect the functioning of the system in any way.

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