Most SmartView licenses are locked to the MAC address of the first device you activate on. If you got a new TV or reinstalled Windows on a new PC, the old key may not work. You may need to "Deactivate" the license from the old device first.
Some trial keys are only valid for 30 days. If you see "License Expired," you must purchase a full retail key. Pro Tip: You Might Not Need a Serial Number Before you pay for a license, check if your hardware supports Miracast or AirPlay 2 . Smartview Activation Serial Number
Stuck on the SmartView activation screen? Learn the difference between a Serial Number and an Activation Code, where to find them, and how to troubleshoot common errors. If you’ve just installed SmartView (whether for LG, Samsung, or a generic digital signage display), you’ve likely hit the screen asking for an Activation Serial Number . Most SmartView licenses are locked to the MAC