1. Open ps to create a new file, and then find the oval option in the toolbox, as shown:

2. Select the oval option and draw a ring in the newly created file, as shown:

3. Select the Great Circle and find the option to convert the path into a selection in the layer, as shown below:

4. Click to turn the path into a selection, and then find the gradient fill option in the toolbox, as shown below:

5. Click the "Gradient Fill" option and select the fill color and fill style, as shown:

6. We drag with the left mouse button to get the filling effect, as shown:

7. Then select a small circle and turn it into a selection, then press delete to delete it, and then hide the path so that our icon is ready: