Gradle 7 introduces the use of centralized repository declarations in settings.gradle over project- or module-level build.gradle declarations, suggesting a preference for settings repositories. When creating a new Android project with Android Studio's project creation wizard, users encounter an error due to mixed repository declarations between project and settings levels. To resolve this, developers can declare their maven repositories in the project level build.gradle file or in the settings.gradle file, enforcing a policy of preferring settings repositories over project repositories. By using the RepositoriesMode API, developers can set modes such as FAIL_ON_PROJECT_REPOS to prevent repository declarations directly in projects and instead direct them to the settings.gradle file. This change aims to improve dependency resolution management for Android projects.