Windows computer doesn't provide a built-in way to protect a folder containing sensitive files with a password. But it doesn't means you can't protect your files. There are large number of third party software which allows Windows users to password protect any folders. There isn't any feature in Windows Vista, 7 or 8 for password protecting files and folders. But you can encrypt files or folders. To do this follow the steps below. Right click on folder you want to encrypt and choose properties. Click on Advanced button. Check Encrypt Contents to Secure Data. Click on Apply button and than OK. Note: If you're not able to check the encryption option than the version of Windows you're using might not be supporting this feature. Make sure the drive is formatted to NTFS. Do you know? You can easily Customize Folder in Windows . If you want to password protect a folder than you can compress the folder with a password using compression utility like ...