Originally Posted by digitalpressure
Phone doesn't boot mate...so can't do Factory Reset...
Yes you can.
If you flashed with Odin, you will now have stock recovery. Boot into it by using power+home+volume up. And choose 'wipe data/factory reset' from the menu.
This WILL wipe your internal storage too, but since your phone isn't booting there isn't much you can do about that.
Sent from my GT-I9300 using Tapatalk
Hit Thanks If I helped
Galaxy S3 (GT-i9300) 16GB
Recovery: Philz Touch Recovery v6
Modem: Whatever works
ROM: Whatever tickles my fancy
Kernel: See above