=== LOG ===
Waiting For Device Connection... 
USB PORT: SPRD U2S Diag (COM21)
Port: SPRD U2S Diag (COM21)
Manufacturer: UNISOC Communications Inc.
OPEN COM PORT... OK
Waiting for server........ OK
Handshake NAND_FDL... OK
Boot version: SPRD3
Sending payload... OK
Sending preloader... OK
Sending nand_fdl loader... OK
Read Build Prop Info... OK
 Brand: ACE
 Model: BUZZ 2
 Product: BUZZ_2
 Manufacturer: ACE FRANCE
 Android Version: 9 (Pie)
 Security Patch: 2019-09-05
 Build ID: PPR1.180610.011
 Build Date: THU SEP 12 18:35:49 CST 2019
 Display ID: AS0219_V10_20190912
 Fingerprint: ACE/BUZZ_2/BUZZ_2:9/PPR1.180610.011/150:USER/RELEASE-KEYS
 Build: 150
Read Internal Storage Info... OK
USERDATA: 11.99 GB
USERDATA: ENCRYPTED
Waiting for server........ OK
Backup important partitions
  Backup persist... OK
RESET FRP... OK
Rebooting... OK
Elapsed Time: 10 secs, 11 msecs