1. Open the software, then find the file at the top left of the page, then find Open in the drop-down list, then find the material file, and click the Open option.

2. Or you can directly open the software and then double-click the left mouse button after editing the software, and the dialog box of material import will pop up, and then select the material to open.

3. You can also directly select the material in the folder, hold down the left mouse button and drag it directly to the editing window of ps software.