May i know buying tcl c845 tv need extended warranty?

i am glad to buy C845...but still not receiving my tv yet...so excited to wait for delivery.
i have several question need Sifu here to clarify.
1)May i know when plug in the tv box, soundbar and etc, must use hdmi version 2.0 above in order to receive best quality.?
2)When buying tv box, need to buy with dts features in order to get the best audio performance?
3)since c845 is android tv, still wonder that i need to buy tv box for it?
4) i plan to play retro games in my c845 tv , but afraid soon or later the system will laggy from time to time. So better to play retro game in tv box?

TQ for answering ya!

This post has been edited by cheahcheahxy: Jun 9 2024, 04:50 PM

May i knw how to make sure that the tv that i bought is not display o use set? My model is tcl845.

My model is c845.i installed some game emulator at this tv. But i failed to find the relate files.Anyone knw whr is the file located in the TV.Or may be i don't have the suitable app to get into? Coz i found out a lots of tv main storage's folder won't let me to access.any idea how to solve it?Any sifu could help.Thanks in advance ya.

May i know how to access the app folder that we have install in TCL android TV? I can't access into the related folder that i have installed. Any sifu can help?