Changing your Facebook password just takes a few seconds, so it's a smart idea to change it whenever you suspect somebody might have accessed your computer system, or routinely every couple of months.
If you discover infections or malware on your computer, change your Facebook password. If others have administrative access to your business page, remind them to keep their passwords protect too.
Change Facebook Password
Check in to your Facebook account. Go to Settings > General > Edit, located beside Password.
Enter your current password followed by the one you 'd like to be your brand-new one. Click Save Changes to use your edits:
Tips
Use a strong password for your Facebook account. Facebook recommends a mix of at least 6 characters including numbers, letters and punctuation marks.
If you cannot remember your password, click the "Forgot Your Password" link on the Facebook login screen. Follow the onscreen guidelines to recognize your account and reset your password.
Caution
Your Facebook password is not the only point of entry for prospective hackers. Anyone with access to the e-mail address you use to visit to Facebook can reset your password and take over your Facebook account. Facebook suggests altering your e-mail account password and utilizing different passwords for various accounts.
And one more thing please don’t forget to share this awesome trick to use the Change Facebook Password with your friends.