Reviewing the change management policies ensures that proper protocol is followed, which may include obtaining approval, scheduling downtimes, and informing stakeholders about the potential impact. Directly informing potentially affected users does not account for company-wide policies that might be in place. Notifying the server manufacturer could be part of the process depending on the warranty and service agreements, but it is secondary to internal policy adherence. Creating a restore point is a technical safety measure but does not address the procedural considerations of corporate policy.