User Manual
DS-73xxHUI-K4, DS-73xxHQI-K4, DS-90xxHUI-K8 DVR User Manual 
UM DS-73xxHUI-K4 DS-73xxHQI-K4 DS-90xxHUI-K8 032918NA  29 
Figure 20, Login Interface 
2.  Input the Password. 
3.  Click OK to log in. 
In the Login interface, for the admin user, if you have entered 
the wrong password seven times, the account will be locked 
for 60 seconds. For operators, if you have entered the wrong 
password for five times, the account will be locked for 60 
seconds.   
Figure 21, User Account Protection for the Admin 
Figure 22, User Account Protection for the Operator 
2.3.4  Resetting Your Password 
Purpose 
If you forget the admin password, you can reset the password by importing 
the GUID file, which was exported and saved in the local USB flash drive after 
you activated the device.   
1.  On the user login interface, click Forget Password to enter the Import 
GUID interface. 










