Use PS to make a map of Zhang Kuan 10* with a height of 4m. How do I use PS settings? What is the size and resolution?

The width is set to 1000, and the height is set to 400, followed by centimeters. Set the resolution to 20, set the color mode to CMYK mode, and don't move anything else. The operation method is as follows:

1. First, open photoshop and find the editor on the menu bar. At the bottom are preference settings, including units and rulers. Click.

2. In the settings of preferences, click the unit and ruler options.

3. The corresponding value setting will appear on the right. You can see the company's related settings, set them to pixels, and click OK.

4. After setting, open the picture. After measurement, you can see the relevant settings of W and H in the information bar on the right. W is the width and h is the height. At this time, the unit is pixels.

5. If there is no information, click the window in the menu bar, and then there are many auxiliary tools to use, such as history, information, color and so on. You can click the one you want to use.