Why won't my webcam connect?

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Can I watch the Live-Streaming Lessons from my phone or tablet? Can I watch the archived lessons or free video tutorials from my phone or tablet? How do I enable Java? What are the minimum software and hardware requirements to take a class? How do I trouble shooting my Internet connection? Is there a certain web browser I should use? I don't currently have flash on my computer. Where can I download a flash player? How much bandwidth do I need? How can I test my connection or internet speed? What equipment do I need take classes? and 21 more ...