Installation Requirements

A CD drive or access to the Internet is required for product installation. The minimum system configuration for installation is:

Supported Operating Systems	Windows 10 (64-bit) - Home, Pro, Enterprise, and Education Windows 11 (64-bit) - Home, Pro, Enterprise, and Education Windows Server 2019 Windows Server 2022* Note: You must have the following Microsoft updates installed on your machine: KB2999226 - For Windows 7 SP1, Windows 8.1, Windows Server 2008 R2 SP1, and Windows Server 2012 KB2919355 - For Windows 8.1 and Windows Server 2012 Bentley does not support its software running on Microsoft operating systems versions that Microsoft has "retired". For more information on Microsoft's application retirement policy, click here. For similar information on Bentley products, refer to the Bentley Product Support article. *LumenRT is not certified on Windows Server 2022.
Communications Protocols	Internet Protocol version 4 (IPv4) Internet Protocol version 6 (IPv6)
Virtualized Environments	Citrix XenApp 7.13 64-bit on Windows Server 2012 R2
Software Pre-requisites	The Prerequisites for Bentley Desktop Applications are automatically downloaded and installed to your workstation while you install OpenTunnel Designer. The contents of the Prerequisites for Bentley Desktop Applications include: Microsoft .NET Framework 4.6.2 Microsoft Visual Basic for Applications core Microsoft Visual Basic for Applications localized Microsoft Internet Explorer, minimum v11.0, with 128-bit cipher strength. Microsoft no longer supports any versions prior to v11.0. Internet Explorer is not installed as part of the product pre-requisites. Copyrights in all components are owned by Microsoft Corporation or one of its affiliates, subsidiaries, or licensors.