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What does 4K mean?

The name "4K resolution" refers to a horizontal resolution of approximately 4,000 pixels. It has been developed into a variety of standards. The DCI 4K resolution standard (4096 * 2160 pixels) is widely respected by the film and video production industry. Besides, UHDTV standard (3840 * 2160 pixels) is also popular which has twice the horizontal and vertical resolution of 1080p (as shown in the figure below)

Stuck on the White screen with the logo or reboots automatically after install hard drive

1. It is the system Firmware issue, upgrade DVR can resolve this issue,please contact tech-support or check the video on website to know more details for upgrading:
2. If upgrade firmware can’t resolve issue, please check your hard drive , power off the DVR, reconnect your hard drive, then power on the DVR,
3. If still rebooting or stuck on start page, please contact us apply for RMA Request. 

How to change password?

Go to DVR Main menu-Setup-User-Choose the changed users,
double click”admin”then pops up to Change password,input the old password and then reset the new password and confirmed.

Forget old password, how to reset the password?

Please use our super-password to log in DVR: Setup-User-double click”admin”then pops up to Change password, let the old password be empty, you don't need to write, only set & confirm the new password.

How to setup recording?

1. Start record: Right click to access the Desktop menu, select either Start record or Stop record from the list. This will apply recording for all channels, after setting OK, there are red square shows on screen.
2. Schedule recording: main menu-setup-schedule-schedule recording.
3. Motion detection recording :main menu-setup-schedule-Motion detection recording.(For more details,please read DVR manual).
Note: after setting OK, there are Yellow square and Red person symbol shows on screen.

The motion detection is not working

1. The time period is set not correct. 
2. The motion detection area is set not appropriate. 
3. The sensitivity is too low. 
Note: “8” is the weakest sensitivity,“1” is the strongest sensitivity.

How to backup files and playback?

1.DVR Main menu –Backup, Click”Search”to select the files that need backup according to time and channel and Select files in the list and click“backup”,Note: default every recording file lasts 30minutes. 
2. Backup by Remotely download to choose“.avi”format to playback. 
3. Backup by USB drive to choose .avi”format to playback.

Can hear the sound in real-time monitoring, but can’t hear the sound when playback video, why?

Main menu-Setup-Record, enable the Audio of the channels.

Log in IE browser to view video, but no image:

Please ensure that you Install ActiveX controls and enable all of ActiveX selections and download the Active X in the controlling interface OK, please refresh the website to log in, for detailed operation,please contact tech-support or check the video on website.

Backup files by USB drive, no any tips to connect the USB drive successfully.

1. Format the USB drive to be the FAT32 form firstly, then to do backup, if still the same case, please try to change another USB drive to test( recommend use good brand USB drive ).
2. Please remove the mouse from the front panel of DVR, when you plug your USB drive to backup.

Email setting issue

1. Check the send email and receive email whether are right in writing ( address, password)
2. Check the SMTP of the Send email whether is right or not.
3. Check the SMTP server whether is right or not.
4. Please follow up below SMTP server and send address to setup:
Smtp server :
Port:  465
SSL: click √
send address:
password: Ansjer888
Receive address:  (one of your effective email address OK).

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