Version 2025.06.25 - Released 06/25/2025

The latest software for the 4500C is now available. 

1.   Extract the files in the archive to the root of a USB Flash Memory Device.
2.   Turn on instrument.
3.   Connect USB drive to front USB connector on instrument.
4.   Allow Windows time to install drivers if this is the first time this USB drive is connected.
5.   Turn off instrument, leaving the USB drive connected.
6.   Turn on instrument.
7.   Software update will start automatically - a progress dialog should be displayed.
8.   4500B application will start and measurements will begin after updating is completed.