Galaxy A21 SM-A215W EMMC Pinout by AloneGSM
2. Remove MDM, Passcode
3. Remove Locked No Download Mode
4. Remove Locked No Recovery
DEBUG_EMERGENCY_DOWNLOAD for Repair Phone Dead Boot, Phone Dead 9008 Driver, Unbrick...
DEBUG_USB_RECOVERY for Repair Phone Dead Boot, Phone Dead Exynos Driver, Flash COMBINATION no need Etooken...
EFS_ENG for Repair Mount Efs Fail, Remove MDM, Payjoy, Rent Center...