HOW TO UPGRADE OS BLACKBERRY

The steps to upgrade the Operating System (OS) on the Blackberry (BB):
1.Install Desktop Manager (DM) in the PC / laptop. DM can
   
obtained from the cd in the box when purchasing BB. Can also didonlot
   
here (Blackberry Desktop Software 5.0.1 for the official
    
latest date). 2.Install OS files that will be used for upgrades. OS files can
   
obtained from the official sitenya, click here to donlot from the official
   
site. Select the appropriate carrier (operator). Can also be obtained from the link
   
local. 3.Tutup klo DM DM in the open position. Turn off (off)
    
screensaver on your PC / laptop. 4.Jika download files OS is not appropriate carrier, then the windows
    
explorer do the search (including system and hidden files) files
   
with the name 'vendor.xml' after See you erase files
   
The (kalo pake WindowsVista, can be found at: C: \ Program
   
Files \ Common Files \ Research In Motion \ AppLoader). Kalo
   
file according to the carrier, leave it alone. 5.Colok BB to your PC / laptop via a USB data cable. Open DM. If
   
There os upgrade request was canceled. Manual 6.Backup BB using DM. 7.Selesai backup, go into application loader. If there
    
Blackberry enter a password request, enter
    
paswordnya (if no paswordnya, just click ok) 8.Pilih add / remove application. If it would normally appear all
    
program files will be installed. Please choose language and
    
program / application congenital any OS which would be installed in
    
Blackberry. Follow the instructions in DM, and wait until
    
complete the process. 9.Selesai upgrade, unplug the data cable, restart it again BB, cover
    
DM, and uninstall the OS files from your PC / laptop (optional). 10.Kalau failed to upgrade or there is a fatal error, get ready to wipe BB
     
and re-install the OS again.