Connected App/Plugin Profile
The Connected App/Plugin profile allows you to create a profile comprising a custom list of Google apps and plugins. Use this profile to detect and prevent users from installing whatever 3rd-party apps they add in Google.
To create a connected app/plugin profile:
Go to Policies > Profiles > Connected App/Plugin.
Click New Connected App/Plugin Profile.
On the Add Connected App/Plugin Profile page, click Select File.
Upload the .csv file comprising the list of connected apps/plugins and IDs. The format of the .csv file should be:
connectedApp1,ID
connectedApp2,ID
connectedApp3,ID
Click Next, enter the name for this profile, and click Save Connected App/Plugin Profile.
Click Apply Changes.