You need the LinkRunner PC Tool (Windows-only) and a USB-B cable. No OTA or SD card method. A few users reported bricked units when interrupted mid-update – have a stable PC ready.
No measurable battery drain from the update – still a full 8-hour shift on a charge. The Bad ❌ 1. No New “Showstopper” Features If you hoped for wireless packet capture or fiber light meter improvements, sorry – the AT 2000 is still limited to basic fiber verification (power only, not loss). This update is polish, not transformation. linkrunner at 2000 firmware update
Previously, the unit would occasionally report “PoE OK” even when the powered device (PD) failed to negotiate. Now, the tester more accurately simulates PD load, catching underpowered or misconfigured PSE ports. You need the LinkRunner PC Tool (Windows-only) and