SMART BIKE TRAINER FIRMWARE
Smart Bike Trainer Firmware
From product reliability and durability to firmware updates, we're continually working to improve the experience that customers have with our products. For Saris smart trainers, over the air (OTA) updates are provided from The Saris App, available for Android and iOS.
Current Firmware & Release Notes
H3 / H2 / Hammer
Firmware 31.064, released April 22, 2021
31.064, released September, 2021
- low speed target power correction
31.063, released April 17, 2020
- Bluetooth FTMS spin-down protocol changes
31.062, released December 18, 2019
- Change to coast detection
31.060, released October 29, 2019
- Improved cadence.
- Rolling resistance adjustment
- Power calculation during coasting to match simulated resistance.
31.058, released July 18, 2019
- Improves conditions for sustained high power, such as temperature protection.
- Added a rolling resistance range limit for some training apps.
31.042, released January 31, 2018
- Fixed power dropouts on hills in Zwift.
- Fixed a bug that caused some users to see power variation during acceleration.
- Fixed Hammer overtemp bug, Hammer will now prevent coil overtemp circumstances.
- Increased the responsiveness for the Hammer when the grade changes while riding a route.
- Smoothed power due to kinetic energy for better power reporting in ERG mode.
31.036, released September 19, 2017
- Added cadence measurement for both Hammer and Magnus.
- Fixed issue where Zwift would sometimes stop on a transition to an uphill.
31.032, released June 21, 2017
- Improved trainer rolldown calibration.
31.031, released February 1, 2017
- Smoothed power output while in Target Power Mode.
- Rolling Resistance compensation is reset during a Calibration.
- Trainer will request Calibration using ANT FE-C when it is required.
- LED colors have changed to provide more clear feedback to the rider.
- Improved recovery from error conditions.
- Adjusted rolling resistance compensation.
M2 / Magnus
Firmware 31.063, released April 17, 2020
31.063, released April 17, 2020
- Bluetooth FTMS spin-down protocol changes
31.062, released December 18, 2019
- Change to coast detection
31.060, released October 29, 2019
- Improved cadence.
- Rolling resistance adjustment
- Power calculation during coasting to match simulated resistance.
31.058, released July 18, 2019
- Improves conditions for sustained high power, such as temperature protection.
- Added a rolling resistance range limit for some training apps.
31.042, released January 31, 2018
- Fixed power dropouts on hills in Zwift.
- Fixed a bug that caused some users to see power variation during acceleration.
- Fixed Hammer overtemp bug, Hammer will now prevent coil overtemp circumstances.
- Increased the responsiveness for the Hammer when the grade changes while riding a route.
- Smoothed power due to kinetic energy for better power reporting in ERG mode.
31.036, released September 19, 2017
- Added cadence measurement for both Hammer and Magnus.
- Fixed issue where Zwift would sometimes stop on a transition to an uphill.
31.032, released June 21, 2017
- Improved trainer rolldown calibration.
31.031, released February 1, 2017
- Rolling Resistance compensation is reset during a Calibration.
- Trainer will request Calibration using ANT FE-C when it is required.
- LED colors have changed to provide more clear feedback to the rider.
- Improved recovery from error conditions.
- Improved Rolling Resistance Compensation.