Choose the installer that matches your operating system (typically Windows 10 or Windows 11 for field laptops). If you are operating legacy field controllers, look for compatible mobile or compact framework versions if available. Step 4: Initiate the Download

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If the utility fails to detect your GNSS receiver, step through these troubleshooting diagnostics:

Fix: Another software application (like an older data collector sync tool or another terminal program) is likely occupying that port. Close all other software and retry.

: CRU-1.8.5-setup.zip (Version 1.8.5, released August 27, 2025).