Internal Error 2755. 1632 while installing PGP desktop.

Article:TECH198461  |  Created: 2012-10-16  |  Updated: 2012-11-05  |  Article URL
Article Type
Technical Solution


When attempting to install PGP Desktop, you receive the error below and you are unable to install the software on a Windows 7 64-bit client computer.



Internal Error 2755. 1632



The NTFS file system permissions for the Administrators group or the System account no longer exist for the %SystemRoot%\Installer folder.


To resolve this issue, reset the NTFS permissions for the %SystemRoot%\Installer folder to include both the Administrators group and the System account:

1. In Windows Explorer, right-click the %SystemRoot%\Installer folder, and then click Properties.

Note: The %SystemRoot%\Installer folder has hidden system attributes. To view the %SystemRoot%\Installer folder:

  • On the Tools menu, click Folder Options, and then click the View tab.
  • Under Advance Settings, browse for Hidden Files and Folders and select Show hidden files and folders.
  • Click to clear the Hide protected operating system files check box, and then click OK.


2. In the %SystemRoot%\Installer Properties dialog box, click the Security tab and verify the following permissions: 

  • Administrators group - Full Control
  • Everyone group - Read and Execute, List Folder, Contents and Read
  • System account - Full Control


Article URL

Terms of use for this information are found in Legal Notices