<li><b>Change mode:</b><br>
Use an <b>octal</b> number to change the mode of the file. You may use the three or four number form. For this, SetUID, SetGID and Sticky Bit are also supported.</li>
<li><b>Change group:</b><br>
-Enter the group name or the group ID the file should be assigned to.</li>
+Enter the group name or the group ID the file should be assigned to. If a group name is also a numeric group ID, the value is used as a group name.</li>
</ul>
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