=== LOG ===
Waiting For Device Connection... 
USB PORT: SPRD U2S Diag (COM18)
Port: SPRD U2S Diag (COM18)
Manufacturer: UNISOC Communications Inc.
Read Build Prop Info... OK
 Brand: WELCOME
 Model: PURA 70 ULTRA
 Product: PURA_70_ULTRA
 Manufacturer: WELCOME
 Android Version: 8.1.0 (Oreo)
 Security Patch: 2023-02-20
 Build ID: OPM2.171019.012
 Build Date: SAT OCT 18 15:31:51 CST 2025
 Display ID: OPM2.171019.012 RELEASE-KEYS
 Fingerprint: SPRD/SP7731E_1H10_NATIVE/SP7731E_1H10:8.1.0/OPM2.171019.012/41615:USER/RELEASE-KEYS
 Build: 41615
Read Internal Storage Info... OK
USERDATA: 26.54 GB
USERDATA: ENCRYPTED
Waiting for server........ OK
Backup important partitions
  Backup persist... OK
RESET FRP... OK
Elapsed Time: 2 secs, 584 msecs