Fix Windows Installer Access Denied Error

Fix Windows Installer Access Denied Error: If you are facing the error message “Access Denied” while trying to install a new program on Windows 10 or if you’re facing Msiexec.exe Access is Denied Error then you are at the right place as today we are going to fix this issue. The main cause of the error seems to corrupted or damaged Windows Installer files.

When you try to install or uninstall programs from Windows 10, you may get any one of the following warning messages:

Le service Windows Installer n'a pas pu être accédé
Windows Installer Service couldn’t be started
Could not start the Windows Installer service on Local Computer. Error 5: Access is denied.

In order to fix the underlying cause of this problem, we need to re-register Windows Installer files or sometimes by simply restarting Windows Installer services seems to fix the issue. So without wasting any time let’s see how to actually Fix Windows Installer Access Denied Error with the help of the below-listed guide.

Fix Windows Installer Access Denied Error

Assurez-vous de créer un point de restauration, juste au cas où quelque chose se passerait mal.

Method 1: Restart Windows Installer Service

1.Appuyez sur la touche Windows + R puis tapez services.msc et appuyez sur Entrée.

2.Trouver Service Windows Installer puis faites un clic droit dessus et sélectionnez Propriétés.

3.Cliquez sur Accueil if the service is not already running.

4.If the service is already running then right-click and select Redémarrer.

5.Again try to install the program which was giving access denied error.

Method 2: Re-register Windows Installer

1.Appuyez sur la touche Windows + X puis sélectionnez Invite de commande (Admin).

2.Tapez la commande suivante dans cmd et appuyez sur Entrée :

msiexec / unreg

msiexec / regserver

3.Redémarrez votre PC pour enregistrer les modifications.

4.If the issue is not resolved then press Windows key + R then type the following and hit Enter:

%windir%system32

5. Localisez le Msiexec.exe file then note down the exact address of the file which would be something like this:

C:WINDOWSsystem32Msiexec.exe

6.Appuyez sur la touche Windows + R puis tapez regedit et appuyez sur Entrée pour ouvrir l'Éditeur du Registre.

7. Accédez à la clé de registre suivante :

HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesMSIServer

8.Select Serveur MSIS puis dans le volet de droite de la fenêtre double-cliquez sur ImagePath.

9.Now type the location of the Msiexec.exe file which you noted above in the value data field followed by “/V” and the whole thing would look like:

C:WINDOWSsystem32Msiexec.exe /V

10.Boot your PC into safe mode using any of the methods listed here.

11.Appuyez sur la touche Windows + X puis sélectionnez Invite de commande (Admin).

12.Tapez la commande suivante et appuyez sur Entrée :

msiexec / regserver

%windir%Syswow64Msiexec /regserver

13.Close everything and boot your PC normally. See if you’re able to Fix Windows Installer Access Denied Error, sinon continuez avec la méthode suivante.

Method 3: Reset the Windows Installer Service

1.Open Notepad then copy & paste the following as it is:

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesmsiserver]
"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,
00,73,00,69,00,65,00,78,00,65,00,63,00,20,00,2f,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

[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesmsiserverEnum]
"0"="RootLEGACY_MSISERVER000"
"Count"=dword:00000001
"NextInstance"=dword:00000001

2.Now from Notepad menu click Déposez votre dernière attestation puis clique Enregistrer sous.

3.Depuis le Enregistrer sous tapez la liste déroulante sélectionnez Tous les fichiers.

4.Nommez le fichier comme MSIrepair.reg (reg extension is very important).

5.Navigate to desktop or where you want to save the file and then click Enregistrer.

6.Now right-click on the MSI repair.reg file and select Exécuter en tant qu'administrateur.

7.Redémarrez votre PC pour enregistrer les modifications et voir si vous pouvez Fix Windows Installer Access Denied Error.

Method 4: Reinstall Windows Installer

Remarque: Only Applied to earlier version of Windows

1.Appuyez sur la touche Windows + X puis sélectionnez Invite de commande (Admin).

2.Tapez la commande suivante dans cmd et appuyez sur Entrée après chacune d'elles :

cd %windir%system32
attrib -r -s -h dllcache
ren msi.dll msi.old
ren msiexec.exe msiexec.old
ren msihnd.dll msihnd.old
exit

3.Reboot your PC and then download the Windows Installer 4.5 Redistributable from Microsoft website here.

4.Install the Redistributable package and then reboot your PC.

Recommandée:

Voilà, vous avez réussi Fix Windows Installer Access Denied Error mais si vous avez encore des questions concernant ce guide, n'hésitez pas à les poser dans la section commentaires.