Please update the printer firmware before connecting to the AMS 2 Pro/HT
The X1 series printers support a maximum of 4 AMS units connected per printer, including the AMS, AMS 2 Pro, and AMS HT.
In order to use all the new features introduced by the new firmware update, Bambu Studio and Bambu Handy should be updated to the latest version available:
Bambu Studio: v2.0.3.54 or later
Bambu Handy: v3.1.0 or later
New Features
Brand new 2nd-Gen user interface
Added Support for AMS 2 Pro and AMS HT
The printer now supports starting the filament drying operation from the printer's screen