Clear your browser's cache and cookies. In most browsers, you can press Ctrl + Shift + Delete (Windows) or Cmd + Shift + Delete (Mac) to open the clearing menu. Select "All time" and clear the data, then restart the browser and try logging in again. Malfunctioning Browser Extensions
Desktop computers—especially shared or public ones—expose your account to unique security vulnerabilities. Implement these security measures to protect your data. Enable Two-Factor Authentication (2FA) facebook login on desktop
While the mobile app is optimized for "on-the-go" immediacy, the desktop version is the superior choice for users seeking control and detail. Clear your browser's cache and cookies
Facebook takes the security of its users' accounts very seriously, and has implemented several measures to ensure that Facebook Login on desktop is secure. These measures include: Facebook takes the security of its users' accounts
Launch your preferred browser, such as Google Chrome, Mozilla Firefox, Apple Safari, or Microsoft Edge.
Try opening a private or Incognito window . If the login works there, one of your extensions is causing the problem. Disable your extensions one by one to find the culprit. 4. Forgotten Password
In the first field, type your registered or mobile phone number . Alternatively, you can use your Facebook username if you have previously set one up. In the second field, type your password .