It was the "ghost" card—a piece of software magic that could turn his physical wireless card into a two-way street. But there was a problem. A yellow exclamation mark sat mockingly next to the name. The driver was missing, and without it, his laptop was a receiver, not a broadcaster.
In simpler terms, if your laptop has a physical wireless card, this virtual adapter allows you to connect to a Wi-Fi network and share that connection with other devices simultaneously. It creates a "virtual" network that other devices (like phones or other laptops) can connect to, using your computer as a bridge. It was the "ghost" card—a piece of software
Since no direct download exists, follow these methods to ensure the driver is installed correctly on Windows 7. and without it