hi sameer here i a unable to start my n900 after successfully installing nitroid i tried holding "u" key and then connecting my n900 to PC actually after holding the "u" key what appears on the screen is the NOKIA LOGO and USB sIgn at the right corner,, but then what to do ,, how to update the firm wire,, bec i dont see any drive into my PC after connecting throught USB MODE
Try reading the wiki for Updating ur firmware...!!!