Before attempting a hard reset, try these factory defaults (often paired with the username ): Blank (leave the password field empty) 000000 or 123456 888888 admin 2. Time-Based Super Passwords
Use a tool like the SuperPassword utility or the CCTV Super Password app (available on Android/iOS). dvr model ahb-8204 hnn super password
If the DVR hasn't been set up with a custom password, or if you have just factory reset it, try these common factory defaults: admin Passwords: 0000 , 123456 , admin , or leave it blank . 2. Generate a "Super Password" Before attempting a hard reset, try these factory