UNLOCK A21(A215U-BIT 5) FROM SPRINT
1.Activate ADB
2.Open chimera tool
3.Make the test point
4.Wait until program recognize phone
5.Select MTK BOOTROM mode
6.Wait again until program change mtk mode
7.Go to the section (network factory reset) and press buton
8.Wait for process
9.Done
Note this process takes 59 credits from tool
1.Activate ADB
2.Open chimera tool
3.Make the test point
4.Wait until program recognize phone
5.Select MTK BOOTROM mode
6.Wait again until program change mtk mode
7.Go to the section (network factory reset) and press buton
8.Wait for process
9.Done
Note this process takes 59 credits from tool