ok that's what i've done:
1.Download and run Waninkoko's Firmware Updater v4.2.
2.Download and run Dop-IOS.
3.Using Dop-IOS, downgrade IOS30 to v1040 (fixes "no vulnerable IOS's found" error, if you need to run the HackMii Installer again).
4.Download and run hackmii installer v0.6
4.Using...