Originally Posted by manan904 View Post
can I know the method to install glance screen on my Lumia 520......

Also,is there a way to get 3 column live tiles in L520 similar to what is there in L1520??
Download and install SysApp Pusher from the store. There in the System menu you'll find Glance, tap it and follow the screen

I doubt it is possible to get 3 columns of medium tiles on your device. The screen is too small for it.