for rooting and using your phone as administrator you have to download universal androot, superuser and root explorer from play store. install everything. run universal androot and follow instructions, its quite easy, it will root your phone. then start superuser and grant root explorer superuser access. then start root explorer, it should display "superuser permissions granted to root explorer" ... you are done ..
Somebody please tell how to upgrade from 2.2.2 to 4.0, there is no option of system update in settings->about phone .. i have iball andi 2 phone with same specifications as samaung galaxy ace .. i want to upgrade it from. 2.2.2 to 4.0 or 4.1 ... from where i can download custom rom for my handset and what after it ...