APKTool M will recompile resources, translate Smali back to DEX, and package everything.
zipalign -v 4 modified.apk final.apk
Now install:
adb install final.apk
Open the app → Tap the three-dot menu → Settings. apktool m tutorial
No need to install Java or SDK – APKTool M bundles everything internally. Tap Start
Zipalign optimizes the APK’s data alignment for faster runtime performance. APKTool M will recompile resources, translate Smali back