Since the Google Play Store on Android 4.1.2 will tell you "Your device isn't compatible with this version," you must sideload.
: After installation, open MX Player, and you’re ready to start playing your favorite videos. mx player for android 4.1.2
| Player | Best for | Android 4.1.2 support | Hardware Decoding | | :--- | :--- | :--- | :--- | | | MKV + Subtitles | ✅ Excellent | ✅ HW+ | | VLC for Android 2.1.7 | Network streams | ✅ Good | ❌ SW only (slow) | | BSPlayer 1.32.1 | AC3 audio | ✅ Good | ✅ HW | | KMPlayer 1.0.2 | Simple UI | ⚠️ Buggy | ❌ | | XPlayer 1.5 | Music video | ❌ Crashes | ❌ | Since the Google Play Store on Android 4