The history pdf file (Public_ PM5350 Firmware Revision History 01.11.0.pdf) shows a summary of changes incorporated in each production firmware release for the Series 5350 Power Meter.

This is the latest revision of the firmware for the Power Meter Series 5350.

1. Using DLF 3000, download OS 1.11.0.fw to the device
2. After the download is completed, you will see the meter resetting.
3. You can verify the new firmware version selecting MAINT -> DIAG -> INFO from the main menu.