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.
2) Click Add to Chrome, then confirm by clicking Add button.
4) Now scroll down until you find the installed extension (FB Refresh), then Click Options just below it.
6) Under Image URL/Upload section you can paste the Image URL that you can find on Google Image Search or simply Upload an image of you.
8) After that, you have to Click on Save button in the bottom of the page.