How do i upgrade my blackberry pearl software?

i went to the blackberry site and downloaded the desktop manager and tried to download the 4.5 version but it said that i had the latest version already on my phone, but i dont because i cant use the i heart radio app. any help would be great

Do you have to use blackberry software on a blackberry pearl, is it possible and easily done to take the blackberry software out of the phone and install microsoft mobile. Or any other operating system on the phone. Or are the options limited to blackberry...

okay my friend has a blackberry pearl 8120 and i only got a 8100 can i use the software updates on tmobile and use the 8120 update instead of the 8100 one??

I just bought a Blackberry Pearl and I went to the Blackberry website but when I went to download the software or whatever there were a million options and I don't want to download the wrong one that won't work with my Blackberry... Please help ):

i got a blackberry pearl for my birthday but the one i got did not come with any software or nothing just the USB connection and a little book. i want to be able to put stuff on it but i cant because i dont have the desktop software that you need. is...

My friend is giving me the software to upgrade my blackberry. Im nervous about it. Does anyone know the steps and what all it does? I just want all the themes that I cant get until my blackberry is upgraded. Are there any other pluses?

i want to add a dictionary on my blackberry pearl. thing is, i wanted to have the one that is free. would you know any website that provides a free dictionary for blackberry pearl? thanks a lot.

just bought blackberry curve 8310 from ebay.. can it add apps form blackberry website???

i am trying to put music on my blackberry pearl. i have the memory card and it is installed correctly. the problem is i can not open the media manager icon in the blackberry desktop manager. all of the other icons open with no problem. it is driving...