Looks like this error is caused by driver signing type(sha256) from openvpn installation package. (build 7601: Service Pack 1) get the Code 52 driver error of TAP-Windows Adapter V9 when installed from openvpn-install-2.4.8-I602-Win7. Note: The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.On clean install of Windows Professional ver. The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. This update replaces the previously released update KB4550738. Servicing stack updates (SSUs) make changes to how updates are installed and cannot be uninstalled from the device. You don't have to restart your computer after you apply this update. Important You must restart your device after you install these required updates. For more information about the latest SSU updates, see ADV990001 | Latest Servicing Stack Updates. You must have installed the servicing stack update (SSU) ( KB4490628) that is dated March 12, 2019. For more information about SHA-2 updates, see 2019 SHA-2 Code Signing Support requirement for Windows and WSUS. You must have the SHA-2 update ( KB4474419) that is dated Septemor a later SHA-2 update installed and then restart your device before you apply this update. If you use Windows Update, these required updates will be offered automatically as needed To install Windows 7 SP1 and Windows Server 2008 R2 SP1 updates released on or after July 2019, you must have the following required updates installed. This update is also available through Windows Server Update Services (WSUS).

To get the stand-alone package for this update, go to the Microsoft Update Catalog website. It will be downloaded and installed automatically. This update is available through Windows Update. How to get this update Method 1: Windows Update Important Before you install this update, see the Prerequisites section. Servicing stack updates (SSU) makes sure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates. This update makes quality improvements to the servicing stack, which is the component that installs Windows updates.

Windows Server 2008 R2 for 圆4-based Systems Service Pack 1 (Server Core installation) Windows Server 2008 R2 for 圆4-based Systems Service Pack 1 Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1 Windows 7 for 圆4-based Systems Service Pack 1 Windows 7 for 32-bit Systems Service Pack 1

Windows kb4474419