Android X backwards compatibility

Question

I have Android App that uses support library versions 27.1.2. I want to consume a library written using Android X (api 28).

There are few issues with name spacing of

Answer 1

AndroidX[About]

• Consumer support -> Producer androidX - not compatible.

You should migrate your consumer to use AndroidX. Android Studio menu -> Refactor -> Migrate to AndroidX...

• Consumer androidX -> Producer support - compatible.

Consumer's gradle.properties in addition to use androidX should enable Jetifier[About] which converts support to androidX

android.useAndroidX=true
android.enableJetifier=true

[Mix AndroidX and support in a multi-module project]