I am trying to prepare my activity’s “how to use” windows but I am facing some concept issues actully way of approach.
I see some applications those works like;
while the app is starting; A transparent window shows the newly added features or a button’s duties. For example the latest youtube app update contains the subscribed channells usage tip at the very first starting of the youtube app.
You can instantiate your tooltip activity after the creation of the main activity, with transparency settings. For this purpose you can read this other response:
How do I create a transparent Activity on Android?