How to Use 1. Please try to install its internal driver directly. After plugging it into your computer, you will see there a new USB device folder in your computer, then double clicks to install the driver. 2. If you can't work, you can download the latest program through the above download link. 3. It's better to turn off anti-virus software and low down the firewall level before install the driver. You can turn on them after the installation. 4. If it can't convert picture well, please right click the Computer - > Device Manager - > Universal Serial Bus Controllers, then check out if there is an USB 3.0 interface.