Exclusive Microphone Access
If you are using a Windows OS, confirm that you are not giving exclusive microphone access to another application:
- Unplug your headset from the computer.
- Quit the other application and log out of CK-12.
- Plug your headset back into your computer.
- Log back in to CK-12.
Microphone Privacy Settings
- Check if the applications can access your microphone:
- Go to Start → Settings → Privacy → Microphone.
- Click Change to enable microphone access for the device in use.
- Under “Allow apps to access your microphone”, switch the toggle to the right to allow applications to use the microphone.
- If the previous steps have solved the issue, you must adjust your computer settings to prevent this from happening again:
- Open your “File Explorer” and click on Control Panel. Next, click on Hardware and Sound and then click on Sound.
- Click on the Recording tab, select your microphone (i.e. “Headset mic”, “Internal mic”, etc.), and click Properties.
- Click the Advanced tab. Click on the checkmark in the box next to "Allow applications to take exclusive control of this device" to remove the checkmark from the box. Then click Apply.
- Access the sound settings from the Control Panel. The location of this setting varies depending on your Windows version: