Screen overlay detected blocks Android permissions

Question

I\'ve noticed a strange issue with my Android app on my new phone. SDK 23 permission popups like external storage are blocked by the attached alert below. I initially though

Answer 1

When a screen overlay is detected, System will not allow you to continue to granting permissions for apps. Because the screen overlay can receive the input of user. So you have to disable all the "screen overlay" things before granting permissions for your apps. It is not the problem of your app. All apps that have target SDK 23 get this problem.