Update PHP version from 5.5.11 to 5.5.38 due to security in Windows Server 2012

In PHPMyAdmin, my PHP version is 5.5.11 and needs to update  to 5.5.38 due to security issue in Windows Server 2012
First stop IIS web services. In Windows Server 2012
 Administrative tool->Service
stop

World Wide Web Publishing Service

1. Open the Web PI application from the following location on your filesystem.

C:\Program Files\Microsoft\Web Platform Installer\WebPlatformInstaller.exe

2. Go to Products
3. Search PHP,
4. Click PHP 5.5.38. click Add
5. Click Install
6. restart

World Wide Web Publishing Service