Some clickers with outdated firmware may not work when answering numeric questions. The latest version of clicker firmware is version 2.1.5.
To check which version you have, do the following:
- Turn on the device.
- Select the wrench tool by pressing the top right button on the clicker.
- Scroll using the right or left arrow until you see the Device Info function appear. Select this using the center button. You'll see your device ID number.
- Scroll right or left until you see your firmware version (for example: 1.0.1).