Right-click the Start button and select Device Manager .
Ensure the adapter isn't overheating. USB 2.0 ports on the back of a PC tower usually provide more stable power than front-panel ports. Slow Speeds
Ensure the adapter isn't overheating. USB 2.0 ports on the back of a PC tower usually provide more stable power than front-panel ports. Slow Speeds Right-click the Start button and select Device Manager