Ppl i need your help

I update my device to software v7.6.3 (1165 build) all ok, but now no way to find gps signal


i know that i need to change the port and baudrate of GPS on "usersettings.xml" but what is the correct port and baud?


after read lot others users say to change the "coreconfig.ini" too?


what can i do? change only usersetting.xml ou change to same vallues the "coreconfig.ini"?

Please tell me what is the GPS port and BAUDRATE