Where is the opening method of Huawei p40 document set?

1. First, you need to click the Settings function.

2. Then click the application function on the settings page.

3. After entering the application page, click the default application function.

4. After entering the default application page, for example, if we want to change the default opening mode of the PDF file, we need to click on the PDF file.

5. After entering the PDF document page, select the application you want to open by default.

6. At this time, a prompt dialog box will pop up on the page, and then click the replace function.

7. In this way, the default opening mode of PDF documents has been successfully changed.