Getting Started
Prerequisites
During the installation process, PADS4 will install the following prerequisites:
*By default IIS is available on Windows Servers.
** When preferred database is changed to SQL Server for PADS4 CMS, this will require SQL Server to be installed on the Server.
Included in PADS4 Installer
All the prerequisites will be installed/updated by the PADS4 Foundation installer. Do not pre-install these components beforehand on a server or workstation for white listing or other project related matters, this can disrupt the functional operation of the PADS4 Foundation product.| Package | Description |
|---|---|
| NDS Package Manager | NDS Installation tool, which is used to install, update or remove the PADS4 installation. When this tool is uninstalled separately, you won’t be able to uninstall PADS4. |
| Microsoft Visual C++ 2015-2022 Redistributable (x64 & x84) - 14.32.31332 | The Visual C++ Redistributable Packages install run-time components of Visual C++ libraries. These components are required to run C++ applications that are developed by the PADS4 team. |
| Microsoft .NET Runtime 6 (deprecated since 2025.1) | .NET Framework, which is used by PADS4 middleware |
| Microsoft ASP.NET 6 (deprecated since 2025.1) | .NET Framework, which is used by PADS4 middleware |
| Microsoft .NET Runtime 8 | .NET Framework, which is used by PADS4 middleware |
| Microsoft ASP.NET 8 | .NET Framework, which is used by PADS4 middleware |
| Erlang 24.0 (deprecated from 2022.3) | A library to handle concurrency and fault tolerance to provide a robust system |
| RabbitMQ Server 3.9.1 (deprecated from 2022.3) | Messaging broker mechanism used by PADS4 |
| NDS Message Broker | New in PADS4 2022.3. Optional to replace RabbitMQ. |
| NGinx Reverse Proxy | High-performance load balancer used by PADS4 |
| PADS4 Reverse Proxy | New in PADS4 2025.1. YARP-based reverse proxy load balancer, which has improved performance over NGinx. Optional to replace NGinx. |
| Dokan 1.5.1.1000 bundle | Virtual Drive library used by PADS4 to create a connection to the new Content Library introduced with version 2021.3 |
| Microsoft Edge WebView2 Runtime | Web Element engine |
Prerequisites that require internet connection for downloading during installation process
| Package | Description |
|---|---|
| Microsoft .NET Framework 4.7.2 | Framework component is most likely to be available on all systems. If on a certain old system this component is missing, PADS4 will try to download it from the internet. |
| Microsoft .NET Framework 4.6.2 | Framework component is most likely to be available on all systems. If on a certain old system this component is missing, PADS4 will try to download it from the internet. |
| Powershell 3.0 | Powershell 3.0 which is available on all windows operation systems except Windows 7 for which PADS4 will try to download it from the internet. |
Optional
Some modules require additional software mentioned below. Based on configuration settings, SQL Server could be required.| Package | Description |
|---|---|
| *IIS | Digital Signage CMS, Workspace, Wayfinding and Videowall require IIS. |
| **SQL Server | Default database used after installation is SQLite. This does not need any additional software to be installed. |
| Microsoft Powerpoint | To be able to show Powerpoint presentations on HTML5 Viewers, installation of Microsoft Powerpoint on the PADS4 Server is required. Powerpoint is used for conversion. |