Na downgrade ko na po wala pa din nangyare, di ko pa din magamit.Tingin kau sa Yt, baka andun pa tricks, binura na dto. Dapat kung makapag downgrade kau, tanggal sim muna para inde mag auto updates, para magamit nyo yung lumang advance user at pass. Hanapin nyo remote upgrade tapos yung set time to updates set to 999, tapos yung link to firmware updates change to mlbb.com or yahoo.com etc. Then apply syempre