Try This !!
Open "Control Panel".
Open "System" if you're using the "Classic View" of the Control Panel. Otherwise open the "Performance and Maintenance" and then open "System".
On the left side under Tasks click on the "Device Manager".
Scroll down to "Sound, video and game controllers".
Right click "Sound, video and game controllers" and select Scan for Hardware changes.
Hopefully Everything will Start Working after DOing this, But if Not...Do inform me...I will tell u The Another Method of Solving this Problem !!