How to make Activities backward compatible?

To make Android Activities backward compatible, you can utilize the Android Support Library, specifically the AppCompat library. This allows you to use modern features on older Android versions while maintaining a consistent user experience across all devices. Below is an example of how to create a simple backward-compatible Activity using AppCompatActivity.

// MainActivity.java package com.example.myapp; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } }

keywords: Android backward compatibility Activities AppCompat development