For Desktop Login _verified_: Facebook

Phishing is the #1 threat. Fake login pages look identical to Facebook’s real page.

Analysis of "Facebook for Desktop Login" – User Intent and Common Access Methods facebook for desktop login

Log into your personal account on www.facebook.com first. Then open a new tab and go to business.facebook.com . Facebook will usually auto-login you, but you may need to select which Page or Ad Account to manage. Phishing is the #1 threat

Enter your credentials: You can use the email address or the mobile phone number associated with your account. facebook for desktop login