Dahua Technology DH-PFR4K-E50 User Manual page 15

User's Manual
The password should consist of 8 to 32 non-blank characters and contain at least two
types of characters among upper case, lower case, number, and special characters
(excluding ' " ; : &). Follow the password strength prompt to set a password with high
security.
Click Save.
The login interface is displayed.
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