error appcompat_v7 xiaomi - BONGDATV

you'd have to use api "com.android.support:appcompat-v7:27.1.1"- or the later (future) api "androidx.appcompat:appcompat:1..2" from androidx . using "release candidates" and "alpha versions" is discouraged, because these are not well tested.

Manual download steps: Run SDK manager at least once after installation, so it would create its config folder. Find .android folder in your home folder ( ~ on *nix, C:\Users\ on Windows)

compile 'com.android.support:appcompat-v7:28..0' Support library was discontinued. So, don't expect any new release after 28.0.0. Google is now supporting AndroidX. In a certain (and basic) way, is the same thing. So, you may want to consider to migrate your app to Android X in order to get support from Google. More info about Android X:

I'm trying to figure out why the heck my Android studio isn't recognizing the AppCompat v7 library correctly. The import statement below shows up as gray and says there's no package for support.v7.app. Below is my activity file: import android.support.v7.app.AppCompatActivity;