Step by step on how recover your blackberry appworld,9800,9700,9780
follow the simple steps and recover your missing icon. download blackberry desktop software on your PC.make sure you are connected to internet.these problem happen when you try to upgrade your BB app world to 3.0..v,after installation of blackberry desktop manager.@ http://us.blackberry.com/software/desktop.html Then on your device,go to mobile option- application manager and deleted the the current app world on your device,then it will show reboot now or latter. click reboot now.after initialization. open your browser on mobile phone and reinstalled from blackberry.com/app world. the icon will not going to appear this time till you connect the phone with your PC , then open desktop manager.and the PC has to be online to perform the device updated.once you connect the phone it will show platform update available for your device,click update.it will show backup before update,then click continue.these will take you two hours to complete.but believe me it really work like magic.once f