=item B<--add>
Add all the found B<NTFS> disk drive partitions to B</etc/fstab>.
-Any previous B<captive-ntfs> entries will be deleted as described in
-B<--remove> option.
+Previous B<captive-ntfs> entries for the same device will be kept
+if B<--replace> is not used.
=item B<--remove>
B</dev> directory.
+=item B<--replace>
+
+Replace existing entries by new ones on B<--add>. By default the existing
+B<captive-ntfs> entries are kept untouched.
+
+
=back