To safeguard their FB account from potential breaches or theft, users can set up Two-Factor Authentication via the phone number used for Facebook registration or for prior Facebook security verification.
GUIDE TO SETTING UP FACEBOOK TWO-FACTOR AUTHENTICATION ON PHONE
+ Download Facebook for Android: get Facebook
+ Download Facebook for iPhone iPad: get Facebook for iPhone
+ Download Facebook for Windows Phone: get Facebook for Windows Phone
1. First, log in to Facebook and select settings (as shown below)
2. Add Mobile Number
- Look for the Mobile tab and select Add Mobile Number
- Choose your country, mobile network, then click Next
- Mobile Number Confirmation
After entering your phone number, Facebook will send you a confirmation code via the registered phone number. Enter them and click Next.
3. Login Approval - Setting up Facebook Two-Factor Authentication
In the Security tab, find the Login Approval section to activate your Facebook Two-Factor Authentication feature.
https://Mytour.vn/bao-mat-2-lop-facebook-3648n.aspx
After completing, every time you log in to Facebook on other devices, users must enter an additional 6-digit code sent to the registered phone number. This way, all login activities are further secured through the security code. Wishing you a successful implementation!
