https://community.arlo.com/t5/Arlo-Pro/Arlo-pro-motion-detection-problem/m-p/1435271#M25512 <P>The cameras detect motion via PIR (passive infra red) sensors. They cannot detect through glass. You'll need to put the cameras outside the glass.<BR />Live mode doesn't automatically record. When you are live viewing, you'll see a button at the bottom of the live view window to enable recording of what you're viewing. It would be nice if we could set the system to automatically record when in live view</P> Thu, 23 Nov 2017 18:58:44 GMT steve_t 2017-11-23T18:58:44Z https://community.arlo.com/t5/Arlo-Pro/Arlo-pro-motion-detection-problem/m-p/1435252#M25509 <P>I have the VMB4000r3 and have two cameras in windows and they are not picking up motion through the glass windows, and when I turn the cameras to live mode it does not save the images.</P> Thu, 23 Nov 2017 18:42:47 GMT https://community.arlo.com/t5/Arlo-Pro/Arlo-pro-motion-detection-problem/m-p/1435252#M25509 Ks48 2017-11-23T18:42:47Z https://community.arlo.com/t5/Arlo-Pro/Arlo-pro-motion-detection-problem/m-p/1435271#M25512 <P>The cameras detect motion via PIR (passive infra red) sensors. They cannot detect through glass. You'll need to put the cameras outside the glass.<BR />Live mode doesn't automatically record. When you are live viewing, you'll see a button at the bottom of the live view window to enable recording of what you're viewing. It would be nice if we could set the system to automatically record when in live view</P> Thu, 23 Nov 2017 18:58:44 GMT https://community.arlo.com/t5/Arlo-Pro/Arlo-pro-motion-detection-problem/m-p/1435271#M25512 steve_t 2017-11-23T18:58:44Z