[Chimera Tool]

Thank you for the clarification. Can you please reflash the device and then do the CSC Change again? Please post the result of it.

Originally Posted by Berick-m

Chimera Mobile Phone Utility version: 27.79.1138 @ 2021-03-16
Printing phone history

Csc Change
16.03.2021
9:00

Csc Change
14.03.2021
12:03

Csc Change
12.03.2021
7:26

Csc Change
12.03.2021
7:25

Csc Change
08.03.2021
18:24

Get info started
Gathering phone info...
Collecting information. Be patient! Do NOT disconnect the phone!
Model: SM-G988B
Carrier ID: WWD
Sales Code: WWD
Country Code: Switzerland
Timezone: Asia/Dushanbe
Android Version: 10 [QP1A.190711.020] [SDK 29]
Build Date: Wed Oct 14 08:58:38 KST 2020
PDA Version: G988BXXU5BTJ3 [october 2020, rev3]
Phone Version: G988BXXU5BTJ1 [october 2020, rev1]
CSC Version: G988BOXM5BTJ3 [october 2020, rev3]
Product Code: WWD
HIDSw Version: G988BXXU5BTJ3/G988BOXM5BTJ3/G988BXXU5BTJ1/G988BXXU5BTJ3
Board Platform: UNIVERSAL990
Modem Platform: SHANNON5123
Serial Number: R5CN100CQAF
Imei: XXXXXXXXXXXXXXX
Imei2: XXXXXXXXXXXXXXX
Connections: AT,MTP
Network Type: GSM
SIM Status: ABSENT,ABSENT
Multisim Config: DSDS
Knox Version: v30
Warranty Bit: 1
Security Patch: 2020-10-01
Successfully finished.
Finished at local time: [03.16.21 14:02:45]
WorkID: 128124195

After done, region dont change. Before this version, everything worked without problems. Last update no fix this problem