How to Set Up Two-Factor Authentication
- Difficulty
- Beginner
- Tested on
- macOS Sequoia 15.0 - Browser-based Security Settings
- You will need
- Smartphone, Authenticator App, Account Credentials
Step by step
Download an authenticator application
Install a dedicated authenticator app on your smartphone, such as Microsoft Authenticator, Google Authenticator, or 2FAS. These apps generate time-based one-time passwords (TOTP) that are more secure than SMS-based codes.
Note: Use an app that supports cloud backup to prevent account lockout if you lose your phone.Access your account security settings
Log into the service you wish to secure via a web browser. Navigate to the Account Settings or Security menu, usually located under your profile icon or a gear icon.
Select Two-Factor Authentication
Locate the section labeled Two-Factor Authentication, 2FA, or Multi-Factor Authentication (MFA). Click the button labeled Enable or Set Up to initiate the configuration wizard.
Note: Some services may require you to re-enter your account password before proceeding.Scan the QR code
A QR code will appear on your computer screen. Open your authenticator app, tap the plus (+) icon, and select Scan a QR code to link your account.
Note: If your device cannot scan the code, use the manual setup key provided on the screen.Confirm the authentication code
Enter the six-digit code currently displayed in your authenticator app into the verification box on the web page. Click Submit or Verify to finalize the binding process.
Save your recovery codes
The system will generate a set of one-time recovery codes. Copy these codes and store them in a secure physical location or an encrypted password manager.
Note: Never store these codes in a plain text file or an unencrypted document on your computer.