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What to do if you encounter such a situation? Setting up a hard disk recorder is your choice!
Explain first what is the round tour. The literal meaning is to display in turns. That is, each screen can be displayed for a certain period of time, and then the screen automatically jumps to the next screen to realize the loop playback of the screen.
Hikvision chooses five steps for the specific setting method of the hard disk recorder patrol. The operation is as follows: 
The first step, enter the main menu - System Configuration - View Configuration.
The second step is to select the preview mode. For example, if one screen is used, multiple screens are displayed one by one. The four screens are grouped in groups of four, four screens, four screens, and so forth.
The third step, choose the switching time. That is, each picture, or time spent on each screen.
Step 4, don't forget to apply
The fifth step, back to the preview interface, right-click the screen, select "start round tour", get, the screen preview is more convenient.
Is there such a dilemma? A screen on the spot depends on 16 or even 32 pictures. All show it, too small! Pick up a few important displays, but also want to see other screens...