Get info from youtube, lost original link
Steps:
1. install Office 2007 wihout key. This will install office as trial.
2. in registry, navigate to HKLM\Software\Microsoft\Office\12.0\Registration\{9112…….} (long string)
delete values DigitalProductID and ProductID (on my installation can’t find these values)
3. search for proof.en (will found in something like program files\common files\microsoft shared\office12\office setup controller
in that folder edit file proof.xml with notepad as described below
in features id SetupControllerFiles and SetupXMLFiles, change OptionRef id=”AlwaysInstalled„ in OptionRef id=”NeverInstalled„ (change allways with never)
save and that’s it