How to Add External Guest Users to a SharePoint Site
This guide walks you through how to add external users (guests) to a SharePoint site using the Site Permissions method.
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Navigate to the SharePoint Site
- Open your browser
- Go to the SharePoint site where access is needed
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Open Site Permissions
- Click the Settings (gear icon) in the top-right corner
- Select Site permissions

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Add Members Using “Share Site Only”
- Click Add members
- Choose: Share site only

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Enter External User Email
- Type the external user’s email address
- Example: externaluser@gmail.com
If the user does not already exist, they will be created as a guest user in the tenant.
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Assign Permission Level
- Choose the appropriate access level (Read-Only, Edit, Full Control)
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Add an Optional Message for the Invitation Email
- Enter a brief message to provide context to the external user
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Send Invitation
