Please keep in mind that the steps in this section may change from time to time, depending on Facebook’s own changes as well as the specifics of your situation.) Simply follow the steps outlined by Facebook, even if they differ slightly from what I’ve outlined here.
Change your password
To change or reset your password on Facebook if you’re already logged in:
Click in the top right of Facebook.
Click on Settings & privacy, then click Settings.
Select Security and login.
Click Edit next to Change password.
Enter your current password and new password.
Click Save changes.
Reset your password
To reset your password if you’re not logged in to Facebook:
Go to the Find your account page.
Type the email address, mobile phone number, full name or username associated with your account, then click Search.
Follow the on-screen instructions.
Changing your Facebook Account password
1. Log into Facebook.
2. On the homepage menu bar, click the arrow icon on the far right-hand side.
3. Select Settings from the drop-down menu that appears.
4. On the General Account Settings page, choose the Edit on the Password line.
5. Enter your present password in the Existing: box, and after that go into a brand-new one in the New: and Re-type brand-new: boxes. Click the Save Modifications button. How do I change my Facebook password?.