Helix/HX Firmware 2.91
Helix/HX 2.91 and Helix Native 1.91 include important bug fixes, and are strongly recommended for all Helix and HX owners. Doesn't matter what firmware your Helix/HX product is currently running; you can go straight to 2.91.
IMPORTANT! Carefully read and follow the update instructions below. If you don't—and then run to the forums asking why it's not working—the interwebs will make fun of you.
Updating Helix/HX Firmware to 2.91