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1. Open your Google Drive.
2. Select your file.
3. Click the “Share” button located at the top right of your Google Drive.
4. Click “Advanced”.
5. Enter in user's email address.
6. Select “Edit”.
7. Turn on “Prevent editors from changing access and adding new people” option.
8. Click “Save changes”
9. Click “Send”.
10. Click “Done”.