You can lock files to prevent other members from completing the following file actions:
Overwrite the file.
During a review, members can rename a file (for example, if the new target folder has naming standard applied) or edit custom attribute values based on the approval workflow. These changes are applied to the files on submitting the final review step. If the files are locked then the files can't be submitted with the relevant changes until the relevant member, or a member with Manage permission or above, has unlocked the files.
Lock files
Unlock files
You can't lock:
Select one or more files in the files list and either:
in the action bar above the files list.Click Lock
.