How to modify the default program of Windows10 system

Modifying the default program allows us to operate the computer better. In Windows, there is a function to modify the default program. So how do I change the default program in Win10 Preview? Now Xiaobian will share it with everyone.
Win10 to modify the default program:
We found the "default program" in all applications under "Windows system", as shown.

Then select the type of default program you want to set, such as our choice here "Web Browser”. We just need to click on the app icon under the web browser and select the app you want to set as the default app.

We can also specify the default type based on the file type. As shown in the figure below, select "Default program specified by file type".

Then find the file type you need to set, then click the icon on the right and select the application you want to set as the default program.

Of course, the default program is not modified as much as possible, but to choose the default program we need to modify. Otherwise, it will slow down the speed of the computer.