Home / Troubleshooting / 6iE Smart Thermostat How big is the 6iE? 6iE Smart Thermostat Underfloor Heating Thermostats Heated Floors Further Questions? Miscellaneous questions - Why does my thermostat set into open window function and decreases my set temperature? - Can my thermostat connect to Google Home? - What are the dimensions of the 6iE custom background image? - Are Warmup thermostats compatible with Matter? - How can I turn my system on or off completely? - Can I upgrade to the 6iE? - Can my thermostat connect to Alexa? Programming - How do I set a program using the MyHeating app? - How to check my daily usage through the MyHeating app? - How to perform a manual override using the MyHeating app? - How to turn on frost protection using the MyHeating App? - How do I change the language using the MyHeating app? - How do I change my password using the MyHeating app? - How do I set the time and date on my thermostat? - How do I turn WiFi off on my 6iE Smart Thermostat? - How do I set the time and date on the 6iE? - How do I set into Manual Mode on the 6iE Smart Thermostat? - What is Manual Mode? - How do I upload a background to my thermostat using the MyHeating app? - What is the lock icon on my 6iE Smart Thermostat? - What does the triangle with an exclamation mark (!) on my 6iE mean? - What is the Control Period mean on my Warmup 6iE? - Can I have a 4iE and 6iE on my MyHeating account? - Why wont my 6iE connect to internet? - Can the MyHeating app have multiple users? - How do Warmup thermostats work? - What are heating limits? - How Do I Enable to SmartGeo Feature on the MyHeating App? - How to Set Up a Program using the MyHeating App? Troubleshooting - What does the triangle with an exclamation mark (!) on my 6iE mean? - What is the Control Period mean on my Warmup 6iE? - What if the Sensor Probe Reads Higher or Lower than Actual Temperature? - My Floor has No Heat but There Are No Error Messages? - Why wont my 6iE connect to internet? - Why is my thermostat flashing? - How do I perform a GFCI Test on my thermostat? - ER1 on the Thermostat Meaning - My Floor Heating System Keeps Tripping Preparing for your project - How many relays can a single thermostat control? - What is the maximum load of the 6iE? - What kind of heating is the 6iE compatible with? - How big is the 6iE? - Do Warmup thermostats zone? - Does every room with floor heat need its own thermostat? - Does Warmup work with other thermostats? Wiring - How many relays can a single thermostat control? - Can I upgrade to the 6iE? - Thermostat Mounting - How far away from the thermostat can the relay be mounted? Installation - Can I upgrade to the 6iE? - Thermostat Mounting - Can you trim the floor sensor?