: If there is no button, you may need to short specific jumper pins (often labeled J1 or J2) on the motherboard using a tweezer while powering on the unit. Config Tool Dahua Config Tool
Note: Some very old models also accepted 888888 or 666666 as passwords, but admin / admin is the most common.
If you assigned an email address during the initial setup, you can reset the password directly from the login screen.
Avoid placing your DVR on a DMZ or using basic port forwarding. Use a secure Virtual Private Network (VPN) to access your camera network remotely.
If admin , 888888 , or 666666 fail on an older model, the system is not at factory defaults. You must use the physical motherboard reset button or contact your local Dahua distributor with the device's serial number and system date to generate a one-day master master super-password.
This erases all previous settings including IP addresses, user accounts, and schedule recordings. Do this only if you have physical access to the machine and are prepared to reconfigure it. dahua dvr default password
For devices manufactured before 2019, or those with older firmware, the default login is:
Use at least 8 characters blending uppercase letters, lowercase letters, numbers, and special symbols. 2. Disable Unused Default Accounts
If you are working with an older or legacy unit, you can try these common manufacturer defaults:
Securing or accessing your Dahua Digital Video Recorder (DVR) often requires knowing the factory default credentials. Whether you are setting up a brand-new security system, recovering from a forgotten password, or auditing your network security, understanding how Dahua handles authentication is critical.
Older units accept specialized algorithmic strings. Common universal master overrides generated by legacy software for general testing include 000000000000 , 111111 , or 123456 . : If there is no button, you may
Are you trying to reset it or over a network computer ?
Release the button. The DVR will boot into its original uninitialized factory state, allowing you to set a new password.
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Follow the prompts to receive a via email or answer your pre-set questions to unlock the system. Security Best Practices
To comply with cybersecurity standards (GDPR, CCPA, and to prevent botnet exploitation like Mirai), Dahua implemented : Avoid placing your DVR on a DMZ or
Navigate to > Toolbox > Device Password Reset and scan the QR code on the monitor.
: As a last resort, removing the CR2032 coin-cell battery from the motherboard for at least 60 seconds may reset the system clock to factory settings, which can sometimes revert the device to a known default state.
Change the default HTTP port ( 80 ) and TCP port ( 37777 ) to random five-digit numbers to hide your device from automated malicious network scanners.
| Field | Value | |-------|-------| | | admin | | Password | admin (or blank / empty) |