Managing multiple PHP installations on Windows Server can be a frustrating experience. Running PHP on Internet Information Services (IIS) 10 requires configuring handler mappings, modifying environment variables, and editing php.ini files manually.
Browse to your PHP directory and select the php-cgi.exe file. Click . Switching PHP Versions for a Website
Once installed, PHP Manager becomes your central hub for all PHP‑related tasks on IIS.
⚠️ The original project on CodePlex/GitHub is no longer actively maintained, but version 1.5.0 remains fully functional on IIS 10.
Check your php.ini settings directly from the IIS graphical interface. Php Manager 1.5 0 For Iis 10 Download
If your site throws a 500 error after setup, it is often due to a missing Visual C++ Redistributable. Check which version of Visual Studio was used to compile your PHP version (e.g., VS16 for PHP 8.x) and install the matching Microsoft Visual C++ Redistributable package. Conclusion
Select your specific website from the left-hand connections tree in IIS. Double-click . Click Change PHP version .
Close and reopen your console to refresh the interface. Configuring PHP in IIS 10 Using PHP Manager
: Easily register a new PHP version with IIS by pointing to the php-cgi.exe Configuration & Validation Managing multiple PHP installations on Windows Server can
: IIS must have the CGI feature installed to communicate with PHP via FastCGI.
To switch versions at any level:
It works partially but is not officially supported. Use version 1.3.0 for IIS 8.5 instead.
: Register new PHP versions with IIS and run multiple versions side-by-side on the same server, or even within different areas of the same website. Check your php
PHP Manager relies on the FastCGI module. If CGI is not enabled on your IIS server, the installer will fail. On Windows Server: Open the . Click Manage > Add Roles and Features . Advance to Server Roles .
Click the download button on the IIS.net page to obtain the .msi installer file.
With PHP Manager, you can:
Advance to . Check CGI and click install. Step 2: Run the PHP Manager MSI Launch your downloaded PHPManagerForIIS-1.5.0-x64.msi file. Accept the license agreement. Click Next and then Install . Click Finish once complete. Step 3: Verify the Installation Open IIS Manager ( inetmgr ). Click on your server node in the left connections pane.