How do you fix MSI error 1605?

Alton Alexander
By Alton AlexanderUpdated on June 3rd, 2022

The MSI error 1605 occurs when an attempt is made to install a program that uses the Windows Installer, and the installer cannot access the installation file. This error can occur if the installation file is corrupt, or if the user does not have sufficient permissions to access the file.

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If the answers above didn't work then you should also try:

  1. Open the Windows Control Panel and navigate to Programs > Programs and Features.
    1. Right-click on the program that you are trying to remove and select "Uninstall."
    1. When prompted, click "Yes" to confirm that you want to uninstall the program.
    1. After the program has been uninstalled, restart your computer.
    1. Try to install the program again. If you still receive the error 1605, continue to the next step.
    1. Open the Windows Registry Editor.
    1. Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer.
    1. Right-click on the Installer folder and select "Permissions."
    1. Click on the "Advanced" button.
    1. In the "Permissions" window, click on the "Owner" tab.
    1. Click on the "Edit" button.
    1. In the "Owner" window, click on the "Administrators" group.
    1. Check the "Replace owner on subcontainers and objects" box and click "OK."
    1. In the "Permissions" window