Are periodic firmware updates available for Rival eTap AXS components? Yes, performance-enhancing firmware updates are periodically released and are supported through the AXS Mobile App. Learn how to perform firmware updates and other functions in our AXS Mobile App tutorials section. Related articles Can I adjust my Rival eTap AXS rear derailleur shift speed? What eTap AXS system information is made available to be displayed on ANT+ compatible cycling head units? Will SRAM make periodic eTap 2x11 firmware updates? How do I use the AXS Mobile App? Can I turn enhanced shifting modes on or off without connecting to the AXS Mobile App?