คำอธิบาย Update for android old version

Are you interested in the new version of Android but you have an old device with an older version of Android? Do you want to upgrade to update android version X (4.2 5.1 6.0 7 .8 P)? Now it's very simple and easy.
Thanks to the project Update android version, we have created this application that allows you to upgrade your operating system to the new Android. Just check if your device is rooted and then use this app to update your operating system.
What's new in Android: update android version?
- Provides new UX Android.
- Improved use of the Notification feature and the Quick Settings button on Android.
- Improved usability of Multi-window of android.
- Effective space for installing downloaded applications, improving the system upgrade speed and installing the application.
on this application update android version:
list android version:
Small oven
Cupcake
Donut
Eclair
Froyo
Gingerbread
Honeycomb
Ice Cream Sandwich
Jelly Bean
KitKat
Lollipop
Marshmallow
Nougat
Oreo
Android P