Q-See QSD2316L User Manual page 26

Input user name and password. Choose the user group.
STEP2
Click OK button to add a new user
STEP3
Choose a user, a symbol
STEP4
the group level.
Press Delete button to delete the user. A security window will appear as shown below.
STEP5
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Digital Video Recorder User Manual
Fig 3.6 Add User
will display at the end of the user information. Click Authority button to change