OK this is has probable been posted multiple times but i need some one on one help i have a blackberry 8900 for t-mobile and i am running Os .231 and desktop manager 5.0 i have been trying to upgrade to blackberry messenger 5.0 can someone help me please!!!!
download it first.. then extract the file to your computer. plug in your USB to your phone and computer.. Then run desktop manager.. go to application loader and go to add/remove.. click start... next click browse, select file that you downloaded and then it does the rest.. supposedley..