In order to fix the issue, press Windows + Pause/Break key combination and open Device Manager. Expand the Sound, video and game controllers list, select the TV tuner driver and press the Delete key. After that, reboot your PC, press Scan for hardware changes icon from Device Manager and wait Windows to retrieve the drivers. If it still doesn't work, you can get in touch with a Gadmei technician using support@gadmei.com
email address or 0086-763-3699999
phone number.