Garmin Edge 540/840 Public Beta 26.10
Garmin is rolling out firmware beta 26.10 for the Edge 840/540 Series

Source Garmin.com
How to Install the Beta
- Enroll in the Beta Program: Ensure you are enrolled in the beta program and have added a Wi-Fi network to your Edge device. More information here.
- Check for Updates:
- Navigate to Main Menu > System > About > Check For Updates.
- If available, select Software Update 26.07 to install it.

Source Garmin.com
Change Log for Version 26.10
- New Features:
- View future weather conditions for scheduled Garmin Coach Workouts.
- Added camera options to Edge Remote / Di2 Remote Actions.
- Schedule a software installation for after your ride.
- View Garmin Coach running and strength workouts within Edge calendars (supporting wearable required).
- View multiple workouts scheduled on the same day within Edge calendars.
- Added a new map data field.
- Fixes & Improvements:
- Resolved Altimeter calibration menu issues in night mode.
- Centered GroupRide rider list around the user.
- Fixed invalid data in gear details and issues with eBike data fields.
- Added connection type information for paired sensors.
- Resolved issues with nutrition/hydration tracking when the device is power-cycled mid-activity.
- Fixed pauses during the update process before device reboots.
- Added support for HRM 200 pairing and data.
- Addressed various bugs and crashes.
Change Log for Version 26.07
- New Features:
- Same as version 26.10 (features listed above).
- Fixes & Improvements:
- Same as version 26.10 (fixes and improvements listed above).