The androidmanifest.xml file is a crucial component of an Android application. Its absence could lead to various issues, including:
- The app won't be able to register its components, such as activities, services, and broadcast receivers.
- The app won't be able to request permissions and provide necessary information about its features and requirements.
- The app won't be visible in the app drawer and won't be launchable.
- The app won't be able to receive important system events, such as notifications or alarms.
- The app won't be able to interact with other apps and system components.