I have a mobile with Windows Mobile 5.How can i upgrade it to Windows Mobile 6?

I have downloaded Windows Mobile 6 to my pc.Please tell me the exact process.

I have a mobile with Windows Mobile 5.How can i upgrade it to Windows Mobile 6?
before you upgrade to WM6 please make sure your device will run with it.





My Dell PDA (2 years old) can not run WM6 and Dell have no plans to release a patch to allow it to run WM6.