A:AnswerTo link an Echo device use the Alexa app on your smartphone. Go Home > Menu > Settings > Video and TV > Fire TV and follow the on-screen instructions.
A:AnswerNo, this TV won't fit on that stand;
but you can purchase the TV stand model NS-HTMS1
the footprint of that tabletop stand is is 25.4 inches wide.
A:AnswerYou need the Insignia Fire TV Replacement Remote for Insignia Model: NS-RCFNA-21 SKU: 6418140 also, you could try to download the Amazon Fire TV app on your smartphone to control the TV over Wi-Fi.