This video will show you step by step instructions for installing PHDwin and required SQL components. You may also want to download and reference a PDF guide for installing and setting up PHDWin. 

IMPORTANT: These instructions are for installing PHDwin V3 for the first time.
To update from a previous build of PHDwin V3, follow the instructions here >

The current version of PHDwin, PHDWin V2.10, is unaffected by PHDwin V3 installations. You do not need to uninstall or change your existing installation of PHDWin 2.10.