Change Default Facebook English Language into Urdu Language:
*Go to the Facebook homepage in your web browser.
*Scroll to the bottom left corner of the page and click on the language that Facebook is currently set to. By default this will probably be English (US).
*A window will appear to choose the language you want, click on Urdu to set Urdu as your primary language.
*When you next login, the Facebook language will be changed to Urdu.
You can also make changes to the Facebook language through the Account page by clicking on the “Language” tab, then selecting your preferred language from the drop-down menu.There is also an instructional video in Urdu here: