How-To lock a Folder without any Software in Windows 7, Windows XP.

• Open Notepad on your computer.
• Paste the following code in Notepad

cls
@ECHO OFF
title Folder Locker
if EXIST "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}" goto UNLOCK
if NOT EXIST Locker goto MDLOCKER
:CONFIRM
echo Are you sure u want to Lock the folder(Y/N)
set/p "cho=>"
if %cho%==Y goto LOCK
if %cho%==y goto LOCK
if %cho%==n goto END
if %cho%==N goto END
echo Invalid choice.
goto CONFIRM
:LOCK
ren Locker "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
attrib +h +s "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
echo Folder locked
goto End
:UNLOCK
echo Enter password to Unlock folder
set/p "pass=>"
if NOT %pass%==YOUR PASSWORD HERE goto FAIL
attrib -h -s "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
ren "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}" Locker
echo Folder Unlocked successfully
goto End
:FAIL
echo Invalid password
goto end
:MDLOCKER
md Locker
echo Locker created successfully
goto End
:End

• Change the text YOUR PASSWORD HERE  in the above code with password of your choice.
• Save As the document as XYZ.bat.  Just add .bat after file name like XYZ.bat You can assign any name instead of XYZ as per your choice.

• Double click on XYZ.bat file saved in above step.
• This will generate a folder named Locker just besides the XYZ.bat file.

• Place all the content in this Locker folder which you want to hide from other computer users.
• After placing all the content which you want to hide, just double click on XYZ.bat file.
• This will prompt for your permission to lock this folder. If you want to lock that folder, type Y otherwise type N and hit Enter.

• Locker folder will disappear.
• Whenever you want to see the content hidden in locker folder, just double click on XYZ.bat file.This will prompt you to enter password assigned in earlier steps.

• Just put the password and hit Enter.
• Locker folder will appear again. Open Locker folder to see the content contained in it. You can add more content which you want to hide.
• Try to keep this XYZ.bat file created above at a place which is not easily accessible to other users. You can place this .bat file in Windows system folders contained in C drive. because most of computer user don’t like to explore C drive as it contains windows system files.
• Also try to assign a name to .bat file similar to windows system files. so this file will be ignored by a strange user like other windows system files.

Method (2)

1. Make a Folder in C drive rename it as "abc" without quotes.

2. Now open Command Prompt from Start Menu.

3. Type "attrib +s +h C:\abc" without quotes and press enter.

4. This command will Make your folder invisble and it can not be seen even in hidden files and folders

5. To make it visible again type "attrib -s -h C:\abc"

6. You can lock any other folder also by changing the location C:\abc to address of your folder.

Check Whether Your PC is Male or Female

Step 1 : First of all open Notepad.
Step 2 : Now type the code given below in notepad:
CreateObject("SAPI.SpVoice").Speak"i love you"
Step 3 : Now save the file as computer_gender.vbs. (you can save the file with any name like anything.vbs)
Step 4 : Double click the file to run it.If
you hear a male voice, your computer is a male and if you hear a female
voice then your computer is a female. So what are you waiting for? Check
now whether your computer is male or female.