iam trying to root a Samsung galaxy ace on 2.3.6, I managed to get to the recovery menu by pressing power, home and volume up. I select apply update from sdcard select upd_1.zip but wont install as it aborts itself tried doing to 10 times now, also tried download the upd1.zip on the phone itself over my wifi connection but that didn't work either. any ideas how I can do this then thanks