The scaled-down backup size, limited to only changed or added data, means this backup may be utilized daily, or performed on the date that files were modified.
This type of online backup saves files that are either newly added or have changed since the last backup. The scaled-down backup size, limited to only changed or added data, means this backup may be utilized daily, or performed on the date that files were modified. A differential backup works in much the same manner, but it will continue to save all changed files instead of only the most recently changed.