Confirmed!
VVDI2 full kit can copy VAG 48 transponder (96 bit)
while VVDI Key Tool cannot copy 48 chip now.
VVDI2 copy 48 chip (96 bit): Works good!
VVDI Key Tool copy 48 chip (96 bit): NOT working!
Reference: Copy 48 Transponder (96 bit) Authorization Service
48 chip copy all details can be found here: http://obd2-diag.blogspot.com/2018/01/vvdi2-can-vvdi-key-tool-cannot-copy-48.html
Tech support from xhorsetool.com