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Authenticator ℠ App for T-Online

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How to set up T-Online 2FA, connect Authenticator ℠ App, and use verification codes when signing in.

Protect your T-Online account with two-factor authentication (2FA) using Authenticator ℠ App. By enabling 2FA, you'll add an extra layer of security that helps prevent unauthorized access and keeps your account safer.

Two-factor authentication methods supported by T-Online

  • SMS
  • Authenticator app (TOTP)

T-Online supports time-based one-time passwords (TOTP), so you can generate T-Online verification codes directly in Authenticator ℠ App instead of waiting for an SMS.

Good to know about T-Online 2FA

SMS 2FA is always required

T-Online 2FA details

Category
Email

Sign In with Authenticator ℠ App & Enable 2FA for T-Online

Simply download and open the Authenticator ℠ App, find your T-Online account, and enter the current verification code when prompted. After enabling 2FA, you'll need both your password and a temporary authentication code when signing in. Click on the button below Download on the App Store or scan the QR Code.

Authenticator ℠ App

Get the Authenticator ℠ App

Scan the QR codes from T-Online and generate secure one-time codes.

Download on the App Store

Related services

More Email services that support 2FA

T-Online 2FA — Frequently asked questions

Does T-Online support an authenticator app?
Yes. T-Online supports time-based one-time passwords (TOTP), so you can add your T-Online account to Authenticator ℠ App and generate verification codes on your device — no SMS required.
What two-factor authentication methods does T-Online support?
T-Online supports SMS, Authenticator app (TOTP) for two-factor authentication.
Is T-Online 2FA free with Authenticator ℠ App?
Yes. Authenticator ℠ App is free to download and use for generating T-Online verification codes, with no sign-up required.

Disclaimer

This content is for educational purposes only.

Begamob is not affiliated with or endorsed by T-Online. All trademarks and product names are the property of their respective owners and are used solely for identification purposes.