Two-factor authentication helps protect your account by requiring a second form of verification when logging in. Here's how to resolve common issues:

Lost or Damaged Phone

• Use your backup codes if you saved them during setup
• Contact support if you don't have backup codes

Authentication App Issues

1. If you have a new phone:
   • Temporarily disable two-factor authentication
   • Click "Set up" next to authentication app
   • Scan QR code with new device

New Phone Number for SMS

1. Disable two-factor authentication
2. Click "Set up" next to SMS
3. Enter new phone number

Not Receiving SMS Codes

• Verify phone number shown at login
• Check network connection
• Request new code via "Use another method"

Authentication App Troubleshooting

• Codes expire after 60 seconds
• Ensure phone's time is set to update automatically
• Use backup codes if available

SMS Troubleshooting

• Codes expire after 5 minutes
• Enter phone number without country code (e.g., 555-555-5555)
• Select correct country from dropdown

Alternative Options

• Use passkey authentication if available
• Enable SMS if authentication app isn't possible
• Update mobile apps to latest version for compatibility

Common Error Solutions

• Double-check entered codes
• Request new codes if expired
• Verify phone time settings
• Contact support if issues persist

Remember: Always save backup codes during setup for emergency access to your account.

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