Solution
The process for upgrading the operating system depends on whether your cRIO has Microsoft Windows Embedded Standard (WES) or NI Linux Real-Time (LinuxRT) installed.
Windows Targets
Instructions on this process are included in the device's user manual. For example, if you are using the cRIO-9081, there is a section titled
Installing an Operating System in the
user manual, which outlines the steps.
NI Linux Real-Time Targets
Install the latest version of the CompactRIO Device Drivers
compatible with the version of LabVIEW Real-Time installed on your cRIO. This should then allow you to
upgrade to the latest available firmware for your device.