Why it happens: Caps Lock is on, your browser saved an old password, or your keyboard has a different layout.
Solutions:
Before diving into the login mechanics, let’s address the obvious question: Why bother with the desktop version when the app is so convenient? facebook for desktop login
Fix: Facebook now requires “Code Generator” for unrecognized browsers. If you don’t have your phone: Why it happens: Caps Lock is on, your
"facebook for desktop login" refers to accessing your Facebook account through a web browser on a desktop or laptop computer. Unlike mobile apps, the desktop site provides more screen space, multi-column layouts, and features like Creator Studio, full Settings panels, and easier file uploads. If you don’t have your phone: "facebook for
Never reuse passwords. Use a dedicated password manager like Bitwarden, 1Password, or Apple Keychain.
You have enabled two-factor authentication and also checked “Require 2FA on every login” in Security settings. To reduce frequency, go to Security and Login > Two-Factor Authentication > check “Remember this device for 30 days” after entering your next code.