Reason 1: If the style of the cabinet or door panel is of a fixed material, the material library will not be displayed.

Reason 2: If the material is not fixed and the material library is not displayed, you can clear the browser cache according to the following operation steps. If there is too much browser cache, it will cause the materials to fail to load. The operations are as follows:

Step 1: Click the three-dot icon in the upper right corner of Google Chrome, select More Tools - Clear Browsing Data.

Step 2: For both Basic and Advanced, modify the period to be cleared to Unlimited Time. For Advanced, except for Password, check all the boxes and click Clear Cache;

Step 3: Close the browser and reopen it.