As a beginner, how to create a picture without a background? – Tutorial for newbies

There are many background-free pictures on the Internet, which provide material for beautifying documents. However, I really can’t find the professional background-free pictures I really need. For example, the health supervision logo is not available online. What should I do? You can only make it by yourself. Now I will learn together with you how to use ps software to make pictures without background.
Production method:
1. Open the “ps” software.

2. Open a picture with a background in PS, as shown below

3. Double-click the layer on the right. When “Layer 0” appears, press “OK” as shown below

4. Right-click “Layer 0” and click “Copy Layer”. When “Layer 0 Copy” appears, press “OK” as shown below.

5. Click the display button in front of layer 0 to hide the background layer, and select a copy of layer 0, as shown below

6. Use the selection tool in the toolbar in PS to cut out the image. (Because the picture I need to create is a circle, the tool I choose is the “Ellipse Marquee Tool”, as shown below

7. Expand the required image part inside, as shown below

8. Right-click the area and select Reverse.

9. Press the “Del key” and then the “Delete” key to delete the background part. In this way, the background-free image is completed, as shown below

10. Save the picture as , select the file format (GIF) format, save option (normal), and confirm.
The saved pictures are pictures without background.

11. Comparison before and after production

“Health supervision” picture without background