This utility allows users to update the onboard firmware of a Kintex Ultrascale FlexRIO module. NOTE: The 18.7 firmware update fixes an issue related to soft-rebooting a system, described via a distributed notification to all affected customers. This update need only be applied to the PXIe-5763 and PXIe-5764. For any other Ultrascale FlexRIO module, only the 18.6 firmware update should be applied. This utility can not be used to update a module with the same or newer firmware version. In order to execute this firmware update, follow these instructions: