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