Here is the critical distinction most guides ignore:
These tools often include an APK Signer to ensure the new file is recognized by your device's security settings. Manual Method (PC/Android) online convert xapk to apk repack
Include an optional checkbox to "Optimize for Modding." This would decompile the APK during the conversion process, making it easier for users to edit the manifest or resources before they even download the final file. Here is the critical distinction most guides ignore: