Do you want to download everything ever posted by you on your Facebook account?

Now you can download it easily including your messages, wall posts, photos, status updates, profile information and other data using download feature on Facebook. All the Facebook account information is downloaded as zip file. You can open the zip file and browse profile information, messages, photos offline on the local computer.

Getting Started

1. Login to your Facebook Account then click Account > Account Settings link on the top right.
2. On the Settings screen, scroll down and look for ‘Download your information’. It’s just above above the ‘Deactivate account’ option.

   

3. Click the learn more link to go to the download page.

   

4. Click the Download button.

   

5. Click the Download button on the “Request My Download” popup dialog to request your download. Once the backup is complete, you will receive an email with the download link.

   

6. Click the unique download link once you receive the confirmation mail.

   

7. For security purposes, you need to enter your password. Enter the correct password and click Continue.

   

8. Click the “Download Now“  button to begin downloading your copy.
9. Once the download is complete, unzip the contents to a folder. Then open the index.html file in the chosen folder to view the contents.

   

You can now click the links on the left to view other Facebook account information like messages, photos, wall, friends, events, notes and so on.

Note: This option seems to be unavailable on newly created Facebook Accounts.

Source: Facebook Blog