The traditional Facebook login screen is very boring and monotonous since it took a long time with no changes. Maybe Facebook have forget about changing that Background Screen or even a little changes. Now you can change the Facebook Screen Background to any Picture that you want to put, using a very simple method. This trick is about a Chrome Extension that will help you do that with few clicks. So we Post it For you al fanz. How to Change Facebook Login Screen Background Picture 1) First of all, Go to FB Refresh Chrome Extension. 2) Click Add to Chrome , then confirm by clicking Add button. 3) After adding the plugin to Google Chrome, Go to chrome://chrome/extensions/ to access all Chrome extension settings. 4) Now scroll down until you fi...