How to Encrypt Files in Windows 11

How to Lock or Unlock Files and Folders Using Properties

The best way to lock or unlock files and folders is using the Properties menu.

Steps to Encrypt (Lock) a File or Folder:

1. Find the file or folder you want to protect.
2. 🖱️ Right-click on it and click Properties.
3. In the General tab, click the Advanced… button.
4. Check the box that says Encrypt contents to secure data.
5. Click OK to close the Advanced Attributes window.
6. Click OK or Apply in the Properties window.
7. Choose if you want to encrypt just this folder or file, or also everything inside it. Then click OK.

To encrypt files in Windows 11, start by finding the file or folder you want to protect, then right-click it and choose Properties to begin the locking process.

Image: Right-click your folder or file and choose Properties.

To encrypt files in Windows 11, start by finding the file or folder you want to protect, then right-click it and choose Properties to begin the locking process.

Image: Click the “Advanced” button.

To encrypt files in Windows 11, start by finding the file or folder you want to protect, then right-click it and choose Properties to begin the locking process.

Image: Check “Encrypt contents to secure data”.

To encrypt files in Windows 11, start by finding the file or folder you want to protect, then right-click it and choose Properties to begin the locking process.

Image: Choose whether you want to encrypt just this folder, or everything inside it too.

How to Decrypt (Unlock) a File or Folder

Follow the same steps as above. But in step 4, uncheck the box instead of checking it.

How to Lock or Unlock Files and Folders Using Commands

You can also lock or unlock files and folders using a command-line tool like Windows Terminal, PowerShell, or Command Prompt.

To Open Windows Terminal:

Open PowerShell

Open Command Prompt

To Encrypt (Lock) a File

Use this command:

cipher /e "FullFilePathHere"

Replace FullFilePathHere with your file’s location. For example:

cipher /e "C:\Users\UserName\SecretDocument.txt"

To Decrypt (Unlock) a File

Use this command:

cipher /d "FullFilePathHere"

Example:

cipher /d "C:\Users\UserName\SecretDocument.txt"

To Encrypt (Lock) a Folder and Everything Inside

Use this command:

cipher /e /s:"FullFolderPathHere"

Example:

cipher /e /s:"C:\Users\UserName\SecretDocument"

To Decrypt (Unlock) a Folder and Everything Inside

Use this command:

cipher /d /s:"FullFolderPathHere"

Example:

cipher /d /s:"C:\Users\UserName\SecretDocument"

Summary

• Encryption helps keep your private files safe from others.
• You can encrypt or decrypt files easily using Properties or commands.
• Encrypting files is a good idea if your computer is lost or stolen.
• If you have Windows 11 Home, encryption with this method is not available. Consider upgrading to Windows 11 Pro.
• Stay safe and protect your data!