This post was published 1 year 9 months ago which may make the App / Game or info outdated. It is best to check the developers site to see if there is an updated version.

Here is a cab for HTC Diamond keyboard + Keypad and qwerty . It should work fine. It will ask you to reset your device and then it will give you 3 new KB layouts. Touch Diamond Keyborad, Touch Diamond Keypad and Touch Diamond Qwerty. Hope you guys like it.

If you find this tool useful, please donate to the developer.

Source : xda-developers.com
=== DOWNLOAD===

HTC Diamond keyboard

Tags: cell phone, freeware, HTC Touch Diamond, keyboard, Mobile, PDA, Pocket PC, PocketPC, PPC, Windows Mobile