Shared Contacts Manager가 도메인 전체에 설치되어 있는지 어떻게 알 수 있나요?

To check if a Google Workspace app is installed domain-wide, you should follow these steps:

1. Sign in to Google Admin Console and log in with your admin credentials.

2. From the Admin Console Home page, go to 앱.

3. Click on 앱 list to view all installed applications. 

4. Check the installation status. Look for the app you want to check out.

If the app is listed here, it is installed domain-wide. You can click on the app for more details about its installation and settings.