sm-A520f unlock Error [Answered]
 

Operation: Read Codes via Server [Mar 2020]
Selected model: SM-A520F
Software version: 42.1

Checking Login and Password... OK
Ballance: 32 crd.
You have 32 credit(s) left. This operation takes 5 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-A520F
Android version: 8.0.0
PDA version: A520FXXUGCTI9
CSC version: A520FOXEGCTI9
Phone version: A520FXXUGCTI9
Product code: SM-A520FZKASER
CSC country code: Russia
CSC sales code: SER
Phone SN: R58JA0ECZPF
IMEI: 353627091871213
HW version: MP 0.401
RF cal date: 20171003
Chip name: EXYNOS7880
Modem board: SHANNON325
Security patch: 2020-09-01
Boot Warranty bit: 0
SIM State: ABSENT
Initialization zTool... OK
Running zTool, please wait... OK
Reading data from phone... error (0 5.2)
Reboot phone and try again.
Check ADB drivers, USB cable. Don't use USB Hubs
If this repeated then reflash phone and make factory reset.
Done with Samsung Tool PRO v.42.1

Hello. Currently this bit not supported.

Hello. Currently this bit not supported.