The Xhorse VVDI super chips have to be reset to reuse them or you will get an error message.
(Note: only a few chips need to be reset. )
How to reset super chip?
Follow the steps below:
Step 1: Put the VVDI super chip into the vvdi key tool/mini key tool and open the xhorse app.
Step 2: Go to keytool and select special functions
Step 3: Select “Set type of VVDI super transponder
Step 4: Scroll down to Reset VVDI super chip. It’s the last option on that page
Step 5: Tap set
vvdi key tool reset super chip:
keytool-> generate transponder -> change mode on vvdi superchip -> reset xt27