大华监控密码重置3步搞定!设备锁定 忘记密码全解决,大华监控密码重置攻略,三步轻松解锁设备
3 Steps to reset the password for Dahua Surveillance! All issues related to device lock and password forgetting have been resolved. Dahua Monitoring password Reset guide: Three easy steps to unlock your device
以上为机器翻译结果，长、整句建议使用 人工翻译 。