How to upgrade CRM 7 EHP4

Hi All,

     My current enviroment is Win2008, CRM7 IDES, NW 7 EHP1 and MSSql 2005 sp3. I want to upgrade CRM7 EHP4.

I install JRE6. Extract the lastest SUM 1.0 SP16 into \usr\sap\crd.

Then logon on via <SID>adm.

Run STARTUP.BAT and keep command console on.

Open IE and enter HTTP://localhost:4239, display "it is not supported..."

Run ..\sdt\exe\DSUGui.bat Directly, display "The Software Update Manager SDT GUI  is no longer supported..."

Read guide, Open URL

https://localhost:1129/lmsl/sumabap/crd/doc/sluigui

OR

http://localhost:1128/lmsl/sumabap/crd/doc/sluigui

but, none of dialog box appears.

which step is wrong or need something else.

I need your help. Thanks very much.

Best Regards.