Hi friends today we are going to share a very useful trick to lock your folder and save your data in windows with very easy way without any software , if you intrusted to read this artical just follow below steps:

Steps:

open notepad

Now copy & paste below code

cacls private /e /p everyone:n

Change private with your folder name.

than save with selecting All Files and name lock .bat (see below)

 again open notepad and type below code:

 cacls private /e /p everyone:f

Again change private with your folder name and save as key.bat

  

•  now double click on lock.bat to lock the folder
• If anyone tries to open the folder it will give error like as

double click on key.bat to unlock the folder
the cacls stands for change access control  list .

More Simple: We attached both .bat files in a zip , you can free to download. extract it and just right click on them and click on edit.
Replace the detail word with your folder name   and save it in the directory of your folder.

Download Free 

•  cacls command can be used only in NTFS file system