Let us address the elephant in the room immediately:

For a few seconds, you could trick a friend into thinking your HTC G1 was running Windows 7. Then you’d try to move the mouse cursor with a trackball, the feed would crash, and the illusion would shatter. But for that brief moment, you were a wizard.

While there is no official Windows 7 operating system for Android 1.6, a common way users brought that experience to older devices was through .

Many of the web links or "Start Menu" features in these old APKs point to dead servers or system paths that no longer exist in modern Android.

Default shortcuts for common tools like a Recycle Bin, Notepad, and a Calculator that open in windowed modes.

Users could drag and drop app icons onto the home screen to mimic a PC desktop. Start Menu:

So, why are people searching for this? The term usually refers to one of three things:

For more advanced users on newer versions of Android, tools like the Limbo PC Emulator allow for actual emulation of the OS, enabling features like and internet browsing within a virtual Windows environment.