> ## 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.

# Windows Viewer

This guide outlines the installation process for **PADS4 Clients**, including **PADS4 Viewer, Designer, Scheduler, and other Windows-based applications**.

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## **Step 1: Download PADS4 Clients**

Download the latest version of **PADS4 Clients** from the official link:\
[**PADS4 Clients Download**](http://go.pads4.com/?fwlink=1011)

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## **Step 2: Start the Installation**

1. **Run the Installer as Administrator**
   * Execute the **PADS4 Clients.exe** installation file.
   * Right-click the file and select **"Run as Administrator."**
   * Choose your preferred **language** and proceed.
2. **Verify PADS4 Version**
   * Ensure that **PADS4 Version 2020.1** or later is being installed.
3. **Accept the License Agreement**
   * Carefully read the **License Agreement**.
   * Check the box to accept the terms and click **Next**.

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## **Step 3: User Selection**

* Select **for which users** PADS4 Clients should be installed.
* Click **Next**.

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## **Step 4: Viewer Installation**

* Select **"Viewer Installation"** from the dropdown menu.
* Click **Next**.

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## **Step 5: Help Documentation (Optional)**

* Decide whether to install the **online help file**.
* The **help file** allows users to press **F1** within any PADS4 application to access relevant documentation.
* **Recommended:** Installing the help file improves accessibility to user guides.

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## **Step 6: Configure Viewer Settings**

* Enter the **Viewer Name** and specify the **PADS4 Server Location**.
* Click **Next**.

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## **Step 7: Desktop Mode & User Account Control (UAC) Settings**

* **Desktop Mode:** Choose whether PADS4 Clients should run in **Desktop mode**.
* **User Account Control (UAC):**
  * **Recommended:** Disable UAC to allow **PADS4 Clients** to run with **Administrator privileges** without additional prompts.
  * If the user is **not a member** of the local Administrator group, you can specify an **Administrator account** to run the Viewer.

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## **Step 8: Shortcut & Destination Folder Configuration**

* Select the desired **shortcuts** to be created.
* Choose the **installation destination folder** for PADS4 Clients.
* Click **Install** to begin the installation process.

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## **Step 9: Installation Process**

* The **PADS4 Clients installation** will now begin.
* Once completed, you will see the message:\
  **"PADS4 Clients has been successfully installed."**

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## **Network Ports Used by PADS4**

To ensure proper connectivity, review the **network ports required** for PADS4.\
➡ Refer to the [**Network Ports Configuration**](#) page for more details.