> ## Documentation Index
> Fetch the complete documentation index at: https://docs.pads4.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Downloads

## PADS4 Software Downloads

Download the latest versions of PADS4 Server and Windows Client from the links below.

For the latest PADS4 release notes and changelogs, visit [Release Notes](http://go.pads4.com/?fwlink=1000).

<Danger>
  Upgrade Warning for PADS4 2025.2 (Existing Installations Only)

  This warning applies only to upgrading an existing PADS4 installation. It does not apply to new installations.

  Version 2025.2 introduces **critical improvements**, especially in **user management**.

  Mandatory: Strictly follow the instructions in [Upgrading to PADS4 2025.2](https://docs.pads4.com/upgrade-info/upgrading-to-pads-4-2025-2). Risks of non-compliance: Skipping these steps may cause irreversible system issues or failed migrations.

  **Before upgrading:**

  * Thoroughly review all technical prerequisites and instructions.
  * Verify compatibility (e.g., current version ≥ 2022.3 for some paths).
</Danger>

### PADS4 Server Downloads

| Application  | Version        | Download                                                                                                  |
| ------------ | -------------- | --------------------------------------------------------------------------------------------------------- |
| PADS4 Server | 2026.1         | [Download](https://github.com/PADS4/PADS4-Foundation/releases/download/2026.1/PADS4.Installer.exe)        |
| PADS4 Server | 2025.2         | [Download](https://github.com/PADS4/PADS4-Foundation/releases/download/2025.2/PADS4.Installer.exe)        |
| PADS4 Server | 2025.1 (PATCH) | [Download](https://github.com/PADS4/PADS4-Foundation/releases/download/2025.1/PADS4.2025.1.Patch.2.ndspx) |
| PADS4 Server | 2025.1         | [Download](https://github.com/PADS4/PADS4-Foundation/releases/download/2025.1/PADS4.Installer.exe)        |
| PADS4 Server | 2023.3         | [Download](https://github.com/PADS4/PADS4-Foundation/releases/download/2023.3/PADS4.Installer.2023.3.zip) |
| PADS4 Server | 2023.2         | [Download](https://github.com/PADS4/PADS4-Foundation/releases/download/2023.2/PADS4.Installer.2023.2.zip) |

### PADS4 Windows Client

| Application   | Version | Download                                                                                                         |
| ------------- | ------- | ---------------------------------------------------------------------------------------------------------------- |
| PADS4 Clients | 2026.1  | [Download](https://github.com/PADS4/PADS4-Clients-Setup/releases/download/2026.1/Setup.zip)                      |
| PADS4 Clients | 2025.2  | [Download](https://github.com/PADS4/PADS4-Clients-Setup/releases/download/2025.2/Setup.zip)                      |
| PADS4 Clients | 2025.1  | [Download](https://github.com/PADS4/PADS4-Clients-Setup/releases/download/2025.1/PADS4.Clients.Patch2.zip)       |
| PADS4 Clients | 2023.3  | [Download](https://github.com/PADS4/PADS4-Clients-Setup/releases/download/2023.3/PADS4.Clients.Setup.2023.3.zip) |
| PADS4 Clients | 2023.2  | [Download](https://github.com/PADS4/PADS4-Clients-Setup/releases/download/2023.2/PADS4.Clients.Setup.2023.2.zip) |

### PADS4 Viewer applications

All PADS4 Viewer downloads are available in their specific installation guides.