The Microsoft Web Platform Installer (Web PI) 5.1 is a free tool designed to simplify the installation of the latest components of the Microsoft Web Platform. This includes Internet Information Services (IIS), SQL Server Express, .NET Framework, and Visual Web Developer.
Important Notice: Microsoft officially retired the Web Platform Installer on December 31, 2022. As of January 1, 2023, it is no longer available for download from the official Microsoft Download Center. Key Features of Web PI 5.0/5.1
Unified Installation: Allows users to choose and install servers, frameworks, and tools from a single interface.
Dependency Management: Automatically identifies and installs all necessary dependencies for a selected component.
Application Gallery Support: Simplifies the deployment of popular open-source applications such as WordPress, Joomla, and Drupal on Windows.
Offline Mode: Users can download products to a local cache on one machine and install them on another without internet access. System Requirements
Web Platform Installer : The Official Microsoft IIS Site - IIS.NET
The Microsoft Web Platform Installer (WebPI) 5.0/5.1 has been officially as of December 31, 2022
]. Microsoft has pulled the installers from the official Download Center and disabled the application feed, meaning the tool can no longer fetch or install components like IIS, SQL Server Express, or PHP [ 📋 Status Report: Web Platform Installer 5.0 Current State: Retired / End of Life (EOL) Retirement Date: December 31, 2022 [ Functionality:
The tool itself may launch if you have a local copy, but the product feed is empty web platform installer 5.0 64-bit download
, making it impossible to download new software through the interface [ Official Downloads: No longer hosted on Microsoft.com (the link now redirects or returns a 404) [ 🛠️ Modern Alternatives
Since WebPI is no longer viable, Microsoft recommends using modern package managers and built-in Windows features: Windows Features: Use the "Turn Windows features on or off" menu to install and its modules manually [ Windows Package Manager
(winget) is the official CLI tool for installing software like SQL Server or .NET [ Direct Downloads: Visit the official sites for specific components: .NET 5.0/8.0+ SQL Server Express IIS Modules (e.g., URL Rewrite, ARR) [ ⚠️ Risk Alert for Legacy Users While third-party sites like ] may still host the WebPlatformInstaller_amd64_en-US.msi file, using it is not recommended Broken Feed:
It will fail to connect to Microsoft servers to retrieve the list of apps [
Using EOL software and unverified third-party installers increases the risk of malware or system instability.
Which specific software were you trying to install via WebPI? I can provide the direct, official download links winget commands
for the current versions of those tools (like PHP, SQL Server, or IIS modules).
Microsoft Web Platform Installer (WebPI) 5.0 and 5.1 have been officially retired and removed from the Microsoft Download Center
. While the 5.0 version is often sought, it was superceded by The Microsoft Web Platform Installer (Web PI) 5
, which was the final version before the service was discontinued on December 31, 2022 Current Status and Download Options
Because the service is retired, official Microsoft download links for the 5.0 installer are mostly broken. Microsoft Learn Version 5.1 (Recommended Alternative):
If you still need the tool, the 5.1 version is generally compatible with the same systems. You can attempt to find official remnants through the Microsoft IIS Site Direct Link (Legacy): Previously working links for the x64 version of 5.1 were hosted by Microsoft
, though these may redirect or fail since the server-side feeds were pulled. Third-Party Repositories: Some users turn to community-maintained sites like
for version 5.0, but use caution and verify file hashes for security. Why You Might Not Need It
Since the WebPI feed has been removed, the installer may open but show no products available
to install. Instead, you should manually download the components you were looking for: Microsoft Learn Web Platform Installer : The Official Microsoft IIS Site
Important disclaimer: Microsoft no longer hosts Web PI on its official download center. The original wpilauncher.exe and offline feed files have been removed. If you search the web, you will find third-party archives like FileHorse, MajorGeeks, or Internet Archive copies.
Safety advice:
Verified download sources (as of 2026):
wpilauncher_5_0_50404_00_amd64.exe.Always verify the digital signature (right-click → Properties → Digital Signatures) – it should show “Microsoft Corporation” as the signer.
Once the Web PI window opens, you are greeted with a streamlined interface:
To install something, simply click Add next to the component name and then click Install at the bottom of the window. Web PI will download and configure everything in the background.
Since the official source is gone, the only way to obtain Web Platform Installer 5.0 is through third-party software archives.
wpilauncher.exe) hosted on trusted software archival sites. However, it will no longer function correctly regarding the Web Gallery, as the backend servers feeding the application list have been largely decommissioned.Web PI can install IIS for you, but on newer Windows versions, it might fail. Safer approach:
If you are searching for the Web Platform Installer 5.0 64-bit download, there are critical details you must know regarding its availability.
Once the launcher starts (with or without live feed), you’ll see categories:
Check the boxes next to the components you need. For a typical legacy ASP.NET MVC 4 environment, install: Is It Safe to Download Web Platform Installer 5