When we set a certain browser as the default browser, when we find the web browser option in [Settings] - [Default Application], the browser is not displayed, or the browser picture is blank.
Take Google Chrome as an example:
Solution: Select [Settings] - [Default Browser] in the browser that needs to be set as the default browser. Let's take Google as an example: [The picture below is already set]
Then, in the win10 settings, you can see that google chrome appears in the default browser: