Material preparation: a mobile phone, a pop-up app and a MT manager.
The first step is to prepare an app (non-reinforced) with a cloud injection card pop-up window.
Step 2, open MT manager, unzip the installation package and relocate.
Step 3: Click the found installation package and select View.
Step 4, click on the course. Dex file, select dex editor++, then select all and confirm.
Step 5, click Search, search this string of codes: operator service $ observation subscriber path, regardless of the search type: class name, check: search subdirectory, check: exact match, and then confirm, you will see that only one result is found.
Step 6: Click the class name, click the compass above, then click call, then click the blank part in front of line 170, and press enter, so that the content of line 17 1 becomes line 170. Finally, add this string of codes to the blank line 170 and save it.