In this article you'll learn how to start all stopped application pools that have the ApplicationPool.AutoStart property set to $True using AppCmd.exe or PowerShell. This is something you often or occasionally have to perform on various servers, for example when an application pool hangs.
Windows Server IIS loves to tell the world that a website runs on IIS. It does so with the "Server:" header in the HTTP response, as shown below. In this post I'll show you how to remove HTTP response headers in Windows Server IIS. You don't want to give hackers too much information about your servers, right?.
Easily enable support for the WebSocket protocol on Windows Server IIS by installing the Web-WebSockets feature using PowerShell. Learn how to install WebSocket Protocol support in Windows Server IIS 8.0.
![[HttpException (0x80004005): The length of the URL for this request exceeds the configured maxUrlLength value.]](https://www.saotn.org/wp-content/uploads/2025/06/Length_of_URL_for_request_exceeds_maxUrlLength_value-11-768x422.png)
The length of the URL for this request exceeds the configured maxUrlLength value is an IIS error telling you the length of the given URL exceeds a limit. The Windows Server IIS maximum URL length is defined by the HttpRuntimeSection.MaxUrlLength property. Its value is 260 characters. This may cause problems with longer URLs, and here is how to resolve this maxUrlLength issue.
When you host your PHP website on Windows Server IIS, you may receive an "No input file specified" error message, when a HTTP request is made to non-existing .php files. When this happens you probably have no Request Restrictions configured in IIS PHP handler settings. Here is how to fix the "no input file specified error" with PHP and IIS.