Steps to combine xhorse vvdi2 and vvdi key tool with the same account:

Step 1: Go to the Google store or Apple store to download the APP used for vvdi keytool, dolphin and vvdi mini keytool

just search ‘xhorse’ and you will find the APP

Step 2: Choose the country code and use your phone number to register the account

Then you will get the security code then login

Then you can set your password

Step 3: you use the ‘upgrade kit’ to link the device on the account:

connect the device with PC

and run the upgrade kit

choose “Find Device”

then “Binding”

Step 4: Run the APP and scan the QR code for combination

Also you can log in with the account what you want link device on

After log in with the account , your device is linked on your account, then you can check it on the APP

Note : Each device can only be bound to one account and can only be bound once