Frequently criticized
Several commenters reported the setup process breaking down: the Fire TV logo never appearing on two different TVs, unresponsive screens, TV models missing from the setup list, and one person calling the whole setup 'not easy'.
Generally negative
Multiple users ran into problems getting picture or connection after plugging into HDMI, including a logo that never appeared on two TVs, an LG TV showing nothing on the correct HDMI input, a 'no internet connection' message, and trouble locating the HDMI source on a Samsung TV.
Frequently criticized
Some users found new remotes would not pair with the stick even with fresh batteries and repeated home-button resets, while another suspected a differently arranged battery compartment was causing pairing failures.
Generally negative
One user said the stick kept buffering despite multiple restarts and was ready to give up on the device entirely.
Generally negative
A user with a new stick said it would not power on their TV automatically, forcing them to turn the TV on manually while the remote still didn't work for control.
Generally negative
A user pointed out that while fast-forward and rewind work on the Fire TV Stick 4K Max remote, there is no dedicated 'Next' button to skip to the next song.
Generally negative
One user felt the setup process mainly served to register personal details with third parties while offering little in return for the user.
Frequently criticized
At least one commenter expressed strong overall dislike, calling it the worst streaming device they've used.