How to Hard Reset HTC Touch Diamond CDMA

Hard Reset Is a Resetting Technique Which Can Bring a Cell PhoneTo Its Original State When It Is Just Came From Factory, It Is Also Called Factory Resetting. There Are Many Reasons to Hard Reset a Cell Phone Such When a Cell Phone Becomes Very Slow, When Some Function Does Not Work, When Some Application Not Runs, When Some File Not Delete,When Application Not Uninstall And Many Unexpected Behavior By a Cell Phone.