Upgrade your Android 7.1.1(No Root)

Hi freinds,
Today we are introducing that how to upgrade your android version to 7.1.1
Try this app,Download and enjoy

(NO ROOT \ without requiring ROOT-RIGHTS - simple to install, as a regular application) wrapper for devices with Android OS. In one application contains its own shutter and the status bar, launcher, pop-up notifications, setting device etc. Home uniqueness of the project - the existence of those who make similar interface of a shell (for example: Android 7.1.1). All this works on almost any version of Android without root-rights requirements.

• Features:
- Transparent custom status bar and curtain notifications in Android Nougat, within the project
- Pop-up notifications (for Android 4.1+)
- Launcher in style Pixel Launcher, lightweight, with a bit of Google-interface launcher from the Android Nougat
- Its counterpart "Settings device" (standard design, the same as in Android Nougat)