🔧 Installing the New LiftMaster Security 3.0 Garage Door Opener? We've got you covered. Our latest video walks you through everything you need to know in the field—from what’s staying the same (👋 T-Rail and pre-paired accessories) to what’s new (longer power cord, updated mounting brackets, and built-in cameras 📹). ✅ 98% of the install process is familiar ⚙️ Quick tips for smooth installs 📺 Watch now and stay ahead #LiftMasterPros #InstallerTips #GarageDoorOpener #SecurityPlus3 #LiftMaster |