You can promote the current minor version of a document to a major version without checking the document out and in. When you promote the version, the major version number increments by one and the minor version number is set to zero (0). For example, if version 0.1 is promoted, the version number becomes version 1.0 and no other version exists. If version 1.4 is promoted, the version number becomes version 2.0, version 1.4 no longer exists, but all other versions remain unchanged.
You cannot promote a document while it is checked out.
To promote a document version: