Dahua Smart 1U User Manual page 42

You are given the limited times to get the security code by scanning the QR

code within 24 hours. Please operate carefully.
Please use the security code received in your email box to reset the password

within 24 hours; otherwise the security code becomes invalid.
Security questions

On the Reset the password interface as shown in Figure 5-6, in the Reset Type
list, select Security Questions, the Security Questions interface is displayed, see
Figure 5-8.
If you did not configure the security questions before, in the Reset Type list, there
will be no Security Questions.
In the Answer box, enter the correct answers.
Click Next.
The new password resetting interface is displayed. See Figure 5-9.
Local Configurations 32