Before reinstalling on a new computer, you must deactivate the old installation to free up your license slot. In your MAGIX Service Center under "My Products", click "Show more details" next to your Sound Forge listing. You will see all current activations registered to your account. Deactivate any installations you no longer need, then proceed with fresh installation.
Some dedicated users maintain an old computer running Windows XP or Windows 2000 specifically for Sound Forge 7.0. Since the software was designed for these operating systems, compatibility is optimal. This approach allows continued use without battling compatibility issues on modern machines. sound forge 70 serial number work