An app uses .so files, but these are not integrated into the Android APK. They are downloaded after installing the app and after registration and are also updated regularly.

I have an application created in HTML and displayed through WebView. Clicking on a button calls a function to send data to ANDROID JAVA MAINACTIVITY, but before sending the data I would like a div to open informing that I am sending the data, I don’t know why but FadeIn only works after ANDROID.STARTER sends me the RETURN

Hi, I wrote a code for uploading profile image in the app, the gallery opens but there isn't any photos that are being shown, i dont know where the problem is, in the code? or maybe I need to save the pictures in othe place in the computer?

I have researched whether something like this is possible and here it is at least theoretically possible: https://gps-ortung.net/handyortung/gsm/; https://www.elektronik-kompendium.de/sites/kom/1201061.htm