How to remove the background color of seal when inserting word document

1, Photoshop opens the picture Ctrl+J to copy a layer.

2.Ctrl+L adjusts the color scale.

3. Then enter the channel, hold down the Ctrl key, click the blue channel icon, and load the selection.

4, return to the layer page, Ctrl+Shift+I reverse selection.

5. finally, Ctrl+J pulls out the icon.

6. Select the clipping layer and click the right mouse button to select Quick Export to PNG.

7. After saving the icon in PNG format, drag the icon into Word, and then click the line below the text.