File synchronization keeps copies of files available across devices and can provide version history. That is valuable, but a synchronized mistake can also propagate: files may be deleted, overwritten or changed across locations.
What changes as the office grows
A managed backup strategy starts with the questions that matter during recovery: exactly what is protected, how frequently it is copied, how long versions are retained, where the backup lives and how a restore is performed.
What better management looks like
The right answer differs by business. A small office may care most about user documents and Microsoft 365 data. Another may depend on a local application database or workstation. That is why backup should be designed around the business data rather than purchased as a generic checkbox.
What to do next
The final step is recovery testing. A green dashboard is useful, but the real goal is being able to restore the data you expect when you need it.