worlds first itel a16 plus sign firmware 8.0 frp remove done
 

EXE: Avengers Spreadtrum Module 0.7
SELECTED: SC7731C_EMMC
ACTION: Erase FRP
Custom loader: universal spd signed.loader
Detected: SPRD U2S Diag (COM5)
Sending loader, keep boot key untill loader start.
Loader OK: Spreadtrum Boot Block version 1.1
Changing bautrate OK.
Send Second Loader.
FileSystem: EMMC
Manufacturer: ITEL MOBILE LIMITED
Hardware: sc7731e_1h10_v1.1.0
Build Id: OPM2.171019.012
Model: itel A16 Plus
Android Release: 8.1.0
Android Version: A16Plus-SA332-8.1-OP-V018-20190103
Removing frp, wait...
Format OK.
Total Time: 00:00:16
Done.

share ur loader bro fo others......

You can get loder from custom_loader folder.