Allow external sharing with only trusted domains

Let your users share files with only certain organizations outside of your business or school. Add the organization's domain to your allowlist of trusted domains, and then choose sharing settings for your users.

Open your Google Admin console.
​https://admin.google.com/home

Go to Domains.
​Requires having the Domain administrator privilege.

Allowlisted domains > Add domain.

Enter the domain "comeen.io" and click on Add domain and start verification:

Then click on Save.