The following steps are not necessary unless you suspect that your product is a fake.
Scratch the cover of QR code (for unopened packages, the cover of QR code should remain intact).
Choose the method you prefer to continue:
METHOD A :
Enter the security code to see if your product is authentic.
You should see a pop-up window message:
The product you purchased has been verified as genuine. Should you have any question, please contact us.
METHOD B :
Scan the QR code to see if your product is authentic.
You should see:
Please contact us
for help if you get negative authentication results.