To Lock a folder in windows XP without any software. Follow the steps Below.
- Make a Folder in C drive rename it as "abc" without quotes.
- Now open Command Prompt from Start Menu.
- Type "attrib +s +h C:\abc" without quotes and press enter.
- This command will Make your folder invisble and it can not be seen even in hidden files and folder
- To make it visible again type "attrib -s -h C:\abc"
- You can lock any other folder also by changing the location C:\abc to address of your folder.