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Click “Check-in” below the Check-in tile:
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Allow the process to complete, and you’re all set!
| Warning |
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Sometimes after your Mac checks in with the system, you might see a message in Self Service that says, “This item is no longer available.”  Don’t worry—this is a known issue, and it doesn’t mean anything is broken. Your Mac is still updating in the background, and things should return to normal shortly. You can click the “Notifications” banner to remove the notification flag:  |