Enabling Enhanced Messaging Service (EMS) Processing

Windows Mobile 6.5
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When the OS boots, it checks the system registry for the following key:


This key contains a flag that specifies whether EMS processing is enabled on the device. EMS processing is disabled by default, however, you can enable this support yourself.

To enable EMS processing support:
  • Register the COM component's GUID by creating the following registry key, and giving it the following name/value pair.

        DWORD : EMSHandlerInstalled = 1

EMS is defined in 3GPP Technical Specification 23.040 "Technical realization of Short Message Service (SMS)". It can be obtained from this website http://www.3gpp.org/ftp/Specs/html-info/23040.htm.

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