Venstar T-5800 Firmware Update

  1. ​​On the Home Screen, Locate and press MENU
  2. On the Menu Screen, Scroll Down until you see SETTINGS, press SETTINGS
  3. On the Settings Screen, Locate and press INSTALLATION SETTINGS
  4. On the Installation Settings Screen, Scroll Down until you see UPDATE FIRMWARE, press UPDATE FIRMWARE
  5. A Box will appear showing the Status of Update
  6. After Completion of Update, Thermostat will be ready to operate normally