To reset the Password on a Hikvision device please download SADP V3 tool from http://www.hikvision.com/EN/tools_82.html
open the SADP software and Tick / Select the IP Device you would like to Reset.
On the bottom right hand corner click on forgot password and you will be prompted to either export or Import a file.
Click on export and save the exported file to you desktop.
Please email us the exported file and we will request a factory reset code from Hikvision China.
The file will be emailed back to you for importing and once imported you will be requested to create a new password.
Thank you for your Support
ISD Technical Team