Lock any folder using DOS

Friends Hide your folders with out using any softjust go to
run.....>
cmd....>
note 1 "_" give 1 space on that place
note 2 ex:- if your folder is at D drive then
-->first you D: and press enter after you write below command
-->Attrib "your folder name"_+r_+a_+s_+h
-->enter
-->if you want to view that folder then
you write same command use with -
like -->attrib "your folder name"_–r_–a_–s_–h
For example:
->first you D: and press enter after you write below command
-->Attrib "Wehackers"_+r_+a_+s_+h
-->enter
-->if you want to view that folder then
you write same command use with -
like -->attrib "Wehackers"_–r_–a_–s_–h
Note:replace "_" by space