If you have Xhorse VVDI2 with COPY 48 96 bit licence , you can share this service to vvdi key tool
Open Xhorse Upgrade Kit , select device you connect to PC, click DETECT and after detected click BIDING
New window will be open in website browser
Please login via Phone number or mail (use this same what you use when you register)
if you not register, please register your device
after proper login, you can see your devices registered
select VVDI2
and select SHARE authorization
If you have more Keytool for example, check if you share licence to proper serial number
CONFIRM
(Please know, not all authorization can be shared)