Lock a folder without any software
To lock a folder without any software just follow the steps
1. Copy and paste the following code (in green color) in to Notepad.
2. Type your password in place of "Type your password here"
3. Save the file with *.bat extension instead of *.txt
4. Now double click to open the file.
5. When you open it, a new folder named Locker will be created in the same place.