To get applications on a Nokia Lumia 620 you need to go to the apps section.
No. You need to run android to run android apps. The Nokia E5 runs the Symbian OS.
You cannot play the Facebook games and apps on your Nokia Lumia 520 windows phone since you did not download the right app.
you uninstall them
No, Belle OS (a Symbian variant by Nokia) does not support Android apps.
There are both free and paid apps available for android phones.
amazon.com
You go to the android market
nokia ovi store
The Nokia Lumia 900 is better than the IPhone 4s because it is cheaper and has better apps. It also has a bigger screen so if you like watching videos it works better than the IPhone 4s. I have had both the IPhone 4s and the Nokia Lumia 900 and the Nokia Lumia 900 wins by far.
You can recover a video on the Nokia Lumia 1020 if you have set it to back up your apps, photos, and video to your Microsoft account, by following the instructions on the Backup and Restore tab of your phone.
Go to the application manager and you will see the option of moving the games and apps from the phone memory to the external SD card in Nokia Lumia 520.