For those who have internet issue, try if you can recieve MMS ... post feedback, i am trying to resolve it
To the selecting CPU performace: this possibility is disabled, because i900 doesnt`t support it. So CPU is runnig still at the same frequency. More battery consuption may be caused by missing 3D hardware.. Software rendering have to substitute 3D.
the problem is on Operator settings ..its not set up auto the settings