This happens when Facebook detects an unusual login attempt.
Fix: Open mbasic.facebook.com in an incognito/private tab. Log in and complete any security checkpoint (e.g., "Is this you?" or 2FA code). login facebook lite link
| Scenario | How the login link helps | |----------|--------------------------| | Email verification | Send a link that logs the user in and confirms the email address automatically. | | SMS one‑click sign‑in | Include the URL in an SMS; clicking opens Lite and authenticates without typing a password. | | QR‑code onboarding | Encode the link in a QR code displayed on a kiosk; scanning on a phone logs the user in instantly. | This happens when Facebook detects an unusual login attempt
If you have two-factor authentication enabled, the Lite version sometimes delays the pop-up window. If you have two-factor authentication enabled, the Lite
Launch Chrome, Opera Mini, UC Browser, or any default browser on your phone.