What are the installation steps for the Honeywell T10 Smart Home Thermostat?

First, turn off power to your HVAC system. Remove your existing thermostat and install the T10 using the provided mounting system. Connect the wiring according to the installation guide, attach the thermostat to the mounting plate, and turn the power back on to your HVAC system. After physical installation, follow on-screen instructions to set the date and time, connect to Wi-Fi, and register with the Resideo app.