If you downloaded Live Screensaver Creator, there should be lsc-setup.exe file on you hard disk in Downloads folder. If you erased it by mistake, download it again from our website.
If this is your first installation of Live Screensaver Creator just follow installation procedure.
Just double-click lsc_setup.exe.
The Setup program will issue a number of prompts. Unless you have a reason to override the defaults it is strongly recommended that you accept the installation default settings (just press OK, Yes, or Next, as appropriate).