The specific steps to view the source code of the APP application are as follows:

1. First download and install the app to obtain the web page source code on your computer.

2. Then click to open the web page source code APP and enter the URL you want to view in the input box in the APP, then find the GO option menu in the interface and click it.

3. After clicking, wait for the APP to load for the last 3 seconds to successfully obtain and view the APP source code.