Uncheck use Androidx artifacts

Question

I have made some projects using androidx, today i decided to start new progject without use of androidx and my starter template shows this

_{(source: mobytop.ru)}

I cant't uncheck 'Use androidx.* artifacts' checkbox. How can i solve this strange behavior and make this checkbox active back?

Answer 1

Solved my issue by deleting latest Android Q sdk. To do this go to Tools->Sdk Manager->Appearence & Behavior->System Settings->Android Sdk and remove tick from Android 9.+ (Q).