Instructs the extension DLL to perform the actual user registration. The information has been checked by a prior TIXMSG_CHECK_REGISTRATION message, so the registration is expected to succeed. This message is sent after all other installation actions have completed, so the extension DLL may assume that the installation is successful. (Note that delayed copy operations and delayed file registrations, if any, have not taken place yet.)

Action scheduling

This message is sent by the SaveCustomerInfo standard action; its scheduling depends on the action sequences used by the installer.


Pointer to TixRegistrationInfo record with the fields set by the prior TIXMSG_INIT_REGISTRATION and TIXMSG_CHECK_REGISTRATION calls.

Result code

If this message is handled, pMessage->lResult must be set to one of the following result codes: