Downloading the ISO is only half the battle. To activate Windows 7, you need a valid product key.
If you still have a valid product key and need to reinstall the OS, Microsoft has made it difficult—but not impossible—to find official installation media. It is strongly recommended that you avoid third-party "repack" sites, as these ISOs are often injected with malware. windows 7 download 64-bit professional
After installation, you'll need to activate Windows 7 Professional 64-bit using your valid license key. Follow these steps: Downloading the ISO is only half the battle
To download Windows 7 Professional 64-bit, follow these steps: follow these steps: