A:AnswerNo you cannot. The firestick basically has a "broadcast" hdmi for a TV. The laptop has the same thing and the signal comes from the laptop graphic card for broadcast too.
A:AnswerWe apologize for any confusion. We can verify that this laptop does not have an RGB keyboard. The keyboard will only light up in white. You would turn on the keyboard by pressing the F5 button. Here are more details on turning on the backlit keyboard: https://support.hp.com/us-en/document/c01612362
A:AnswerOnce you download Office 365, you should only have to install updates. If will depend on what you need on your computer. If you plan to write letter, papers, or do spreadsheets, then you will need Microsoft Office.