Create these your application icon for various dimension in png format:
- xxxhdpi 192 x 192 px
- xxhdpi 144 x 144 px
- xhdpi 96 x 96 px
- hdpi 72 x 72 px
- mhdpi 48 x 48 px
- Hi-res icon 512 x 512 px
Create a Feature Graphic with dimension 1024 w x 500 h in JPG or 24-bit PNG (no alpha).
Create screen shoot for your application.
These are steps to publish your application from Google Play Console:
- Create application
- Title
- Short description
- Full description
- Upload APK via App release (you need to build your APK using signed key in Android Studio and change compile for debug to release)
- Content rating
- Pricing & distribution