The serial number can usually be found on the back, side, or bottom of your product.
The serial number will be 12 digits long.
The Product Name, which is different from the Model Number, will be located to the right of the ViewSonic name.
Example: IFP7550-3A, VP2468A, XG3220
The serial number can also be found on the original box of the unit as well.
Example
