Cubase 7 was one of the primary versions that required a physical USB-eLicenser (often called a "dongle"). The activation code is a one-time-use string that downloads a permanent license onto that specific USB key.
"Cracked" versions of Cubase are notoriously unstable, leading to crashes that can result in the loss of your music projects and recordings. How to Get Cubase Legally and Safely cubase 7 activation code list pdf free
Even if you have a valid code, you cannot run Cubase 7 without the physical USB hardware. Why You Should Avoid "Free PDF" Lists Cubase 7 was one of the primary versions
If you happen to find an old, unregistered copy of Cubase 7, Steinberg’s "Grace Period" policy might even allow you to update to the most recent version of Cubase for free or at a significant discount. How to Get Cubase Legally and Safely Even
Many PDFs or "keygen" downloads are wrappers for trojans and spyware designed to steal personal data from your computer.