If your DVR says "Device Locked," you have probably triggered a brute-force protection.
Log the following with timestamp, user IP, and username: dvr login password
| Brand | Default Password | Reset Method |
| :--- | :--- | :--- |
| Night Owl | admin / 123456 | Press reset button on bottom. Email support for reset file. |
| Lorex | admin / (blank) | Use "Reset Password" in Lorex Cloud app. |
| Swann | admin / password | Hold down reset button on back for 10 seconds. |
| Hikvision | admin / 12345 | Use SADP Tool on Windows PC to generate reset file. |
| Dahua | admin / admin | Use ConfigTool software to request password reset via QR code. |
| Zosi | (blank) / (blank) | Email support@zosi.com with the serial number. |
| Amcrest | admin / admin | Hold reset pinhole while powering on for 15 seconds. | If your DVR says "Device Locked," you have