Thread: HTC Legend Software Not Update & Notification Problem

Hi i have HTC Legend
its Android is v2.1 Eclair
i want to update it latest version of 2.2 or 2.3
i will try to update software from my internal mobile settings
but it will ask "There is no latest updates available for ur device"
pls tell me how can i update my mobile software from external sources and softwares

my other problem is about Notification
some time when i click on any icon of my mobile then Notification bar again and again pull down...! if i Mistakley Keypad lock my mobile then touch screen is hang for 5 minutes...!

pls tell me what is my solution?