Adobeillustratorportablecs6portableappscomformat -

It doesn't leave files in the Windows Registry.

If you own a licensed CS6:

PortableApps.com is a legitimate, open-source platform that repackages only free, open-source, or legally distributable software (e.g., GIMP, Inkscape, LibreOffice). Their format: adobeillustratorportablecs6portableappscomformat