Step 1: Right-click on the wall surface and select Add Tile

;    

Step 2: Right-click on the wall and select the Starting Point

;    

Step 3:  Determine the starting point position (choose the starting point position according to personal needs)

;    

Step 4: Left-click and drag the large tile into the drawing area

;    

Step 5: Left-click on the large tile, then left-click on Inner Corner in the special process section in the properties area on the right, select Inner Fillet, modify the inner fillet value (the inner fillet and outer fillet values should be the same), and set the fillet to 50 at all four corners

;    

Step 6: Left-click and drag the small tile into the drawing area

;  

Step 7: Left-click on the small tile, then left-click on Outer Corner in the special process section in the properties area on the right, select Outer Fillet, modify the outer fillet value, and set the fillet to 50 at all four corners

;

Step 8: Press the T key. When the snap points (small circles) appear around the tile, left-click and select the top of the tile and drag it to the fillet top of the other tile

;

Step 9: Hold the Ctrl key and left-click to select multiple tiles at once

;    

Step 10:  Right-click on the tile and fully cover it