How to take Backup of your Facebook Account
STEP1:- Login to your facebook Account.
STEP2:- Go to Account Settings >>General >>Download a copy of your Facebook data.
STEP3:- Now download your information Click on Start My Archive
Your Facebook archive includes sensitive info like your private Wall posts, photos and profile information. Please keep this in mind before storing, sending or uploading your archive to any other site or service.
STEP5:- Click on Start my archive to begin with archive process. This may take some time and may be ask for verification of your identity.
STEP6:- You will be getting a Email when backup will be ready to download.STEP7:- Click OK …….Now you will be redirected to your main download page and status will be pending and as soon as archive is ready to download you will be receiving Email.