A window or dialog box must be active for you to dictate into it. The active window can change when you use another application or save your profile. Make sure the window in which you want to dictate is active.If your audio signal level is low, more memory is used to recognize your speech and Dragon will run more slowly. Run Dragon's sound system check: say 'Check Audio' (or 'Switch to DragonBar', then 'Settings', then 'Microphone', then 'Check Microphone').If you are using a USB microphone, connect it directly to the computer's USB port and not a USB extension or hub. If you are using a laptop with a docking station, try connecting your microphone to the laptop instead of the docking station, or vice versa.
If you get no response when you speak into your microphone: