2/28/2019

How to Troubleshoot “Windows Installer Service Could Not be Accessed” for iTunes


Many a times while installing/updating software on the computers, people often complain of certain nagging issues. These software-related issues, springs up in almost all the popular operating systems. Similarly, the users of iTunes face many troubles while installing it on Windows.
Among the well-known issues, “The Windows Installer Service could not be accessed” is definitely one of the most common problems addressed today. Let’s discuss how to come out of this issue quickly.




2 Reset the Windows Installer Service Settings in the Registry (Risky)

Here we discuss the ways to reset the windows installer settings in the registry for your case when you get “windows installer service could not be accessed” issue.

There are a few important processes to follow and the first one would be of you to create a backup and reset the file using the key.

Step 1: In order to reset the Installer service settings, you would need to create a Registry file in the Notepad. Go to Start button and type Notepad in the search box.

Step 2: Paste the code given on the Notepad.


Windows Registry Editor Version 5.00


[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\msiserver] "DisplayName"="@%SystemRoot%\\system32\\msimsg.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,\


00,73,00,69,00,65,00,78,00,65,00,63,00,20,00,2f,00,56,00,00,00


"Description"="@%SystemRoot%\\system32\\msimsg.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


[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\msiserver\Enum] "0"="Root\\LEGACY_MSISERVER\\0000"


"Count"=dword:00000001

"NextInstance"=dword:00000001

Step 3: Then click on File and Save As. Name it “Msirepair.reg. Save this file on the Desktop. Close Notepad.

Step 4: On the desktop, right-click on Misrepair.reg file and click on Run as Administrator.

Step 5: When the prompt asks you to register the Keys, click on YES.

Now you can again start your installation process.
Disadvantages:

This way modifies the registry, which would cause serious problems if you don't make it correctly. So, pay more attention that you follow the steps very carefully. Besides, don't forget to back up the registry before you modify it.
3 By Using the CMD and MSIServer

Step 1: Click on the Start button and search for CMD in the PROGRAM dialog box.



Step 2: Right click as you hover over the CMD and click on “Run as Administrator”.



Step 3: After it runs, type net start MSIServer and press Enter.
4 Uninstall Any Earlier Versions of iTunes

Step 1: The process is to check if the program is already on the computer and then to delete or uninstall it from the source itself. So go to Start button and click on Control Panel.

Step 2: Click on Programs and Features.

Step 3: Type “Apple” in the search bar and enter. It will show you all the related Apple software installed on your PC.

Step 4: Right click on the software one by one (follow the order below) and click Uninstall.


iTunes


Apple Software Update


Apple Mobile Device Support


Bonjour


Apple Application Support 32-bit


Apple Application Support 64-bit

Note

Please don’t uninstall them in a different order or just uninstall some. Sponsor ads:

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