SmartClass 4800 Platform Update    
SmartClass 4800 Platform 
The automatic web update from this page currently provides :   
 "BERT                " =          29.1.1 06/05/2021
 "Instrument Setup    " =           21.04 29/04/2021
 "Fiber Optics        " =           21.04 29/04/2021


On your unit setup the System->Upgrade->Network->Server address with :  4800.updatemyunit.net 

Then press the Connect button

Download self-extracting archive for use with a USB stick upgrade here:    
      Base5800v2-100G-4800-Bert-29.1.1-Fiber-21183.exe [1351.386 M]
 "BERT                " =          29.1.1 06/05/2021
 "Instrument Setup    " =           21.04 29/04/2021
 "Fiber Optics        " =           21.04 29/04/2021
Older software releases are available here