Official Samsung Galaxy S3 Mini GT-I8190 Stock Rom: How to Download, Install, and Troubleshoot
download the samsung skyrocket cm9 based rom for the samsung galaxy s3 mini below. note that flashing this rom will remove the stock rom so back up your data before continuing. to restore factory settings, the stock recovery is readily available.
Official Samsung Galaxy S3 Mini GT-I8190 Stock Rom
head on over to the xda developers xda root thread and download the s-off tool and the appropriate xap file for your sgs3 mini. if not, head over to the links provided in the thread. once you've unzipped the required files and copied the efuse.bin, s-off tool.img, phonetool.zip and batterytool.zip files to your sd card, head on to the next step.
if the led on odin lights up when it connects, you're golden. if it stays dark, you might need to apply a temporary bootloader (to be on the safe side, try it again a few times). once the led starts blinking, click the start button.
now that you have a new rom, it's time to give the phone a new personality. you can download plenty of android apps and games to enhance your smartphone experience. everything from themes to clean up the system go a long way.
but, if you want to flash the firmware file mentioned in the tutorials you must have the official samsung galaxy s3 mini gt-i8190 firmware file. but unfortunately this file is not available to the public. sorry.
the samsung galaxy s3 mini is an android smartphone produced by samsung electronics. it was officially unveiled on may 3, 2012, and released on june 25, 2012 in south korea, july 25, 2012 in europe, and august 30, 2012 in north america. it is samsung's first android-powered smartphone in the small and medium-sized screen form factor.