How to set the Mac computer file by default open mode

The first step: we found the file to be processed on the Mac computer and then right click on the file, in the pop-up interface we click the "Show Introduction" option.

Step two: After opening the entry, we click on "open Mode" to enter after we click "Inverted triangle" then we click "Default Application" effect is as follows.

Step three: Then we click on the "Change All" button to take effect, as shown in the following figure.

Note: If we want to modify we can follow the above method to deal with, this is very simple ah.