yes, you can load vb6 on window 7. writing new apps will work fine, but if you want to edit your already written vb6 apps; you will receive a message 'component not registered or something like that' with two option buttons, click continue loading till all the forms finish loading, now close your program, and choose don't save. restart windows and run your program again, WOW THERE YOU ARE EVERYTHING IS FINE, you can now edit, save, compile, upgrade or do what ever you want with VB6 SP6 on windows 7.