r/Garmin•
s1lv1o

Fenix 8 support for Shimano Di2 Hood Shifters

Watch / Wearable

Hi everyone,

I recently purchased a new bike equipped with a Shimano Di2 (R8150) electronic shifting system, including the hood buttons on the shifters.

I was able to successfully pair my Garmin Fenix 8 (software version 21.25) with the groupset, so the connection itself works fine. However, I couldn’t find any option to configure or use the hood buttons on the watch.

From what I’ve seen, Garmin Edge devices already support assigning functions to these buttons:

https://support.garmin.com/en-US/?faq=d1XZ957wEI6vC2m3jqIGz7

It would be great to have similar functionality available on the Fenix series. Being able to control features like scrolling through data pages, toggling the backlight, or other functions directly from the shifters would significantly improve usability and safety while riding.

Is this feature planned for future updates, or is there already a workaround I might have missed?

Thanks in advance!

PS: I have already submitted this to the official Garmin Share Ideas (https://www.garmin.com/en-US/forms/ideas/) as well as to the Garmin Forums (https://forums.garmin.com/outdoor-recreation/outdoor-recreation/f/fenix-8-series/433286/feature-request-support-for-shimano-di2-hood-buttons).

Posted Apr 5, 2026, 10:06 AM UTC

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