[Samsung Galaxy Watch 3] adfree:
Come in and find out...

Dreams and Reality. :D

A

If you can use Tool like 7Zip..

You can extract files and folders from csc.img

B

SM-R840 and SM-R850 have ALL in ONE CSC package... called OXA Region...

<?xml version="1.0" encoding="UTF-8"?>
<SW-Configuration>
<MobileData>
<PublicName>SM-R840</PublicName>
<NickName />
</MobileData>
<CustomerDataSet>
<CSCName>R840OXA</CSCName>
<CSCVersion>1ATF6</CSCVersion>
<NbCustomer>[COLOR="Green"][B]79[/B][/COLOR]</NbCustomer>
<CustomerData src="/Customer/XAR/customer.xml" />
<CustomerData src="/Customer/ACR/customer.xml" />
<CustomerData src="/Customer/AFR/customer.xml" />
<CustomerData src="/Customer/ARO/customer.xml" />
<CustomerData src="/Customer/ASA/customer.xml" />
<CustomerData src="/Customer/ATO/customer.xml" />
<CustomerData src="/Customer/AUT/customer.xml" />
<CustomerData src="/Customer/BGL/customer.xml" />
<CustomerData src="/Customer/BNG/customer.xml" />
<CustomerData src="/Customer/BRI/customer.xml" />
<CustomerData src="/Customer/BTU/customer.xml" />
<CustomerData src="/Customer/BVO/customer.xml" />
<CustomerData src="/Customer/CAC/customer.xml" />
<CustomerData src="/Customer/CAM/customer.xml" />
<CustomerData src="/Customer/CHC/customer.xml" />
<CustomerData src="/Customer/CHO/customer.xml" />
<CustomerData src="/Customer/CIS/customer.xml" />
<CustomerData src="/Customer/COO/customer.xml" />
<CustomerData src="/Customer/DBT/customer.xml" />
<CustomerData src="/Customer/DKR/customer.xml" />
<CustomerData src="/Customer/ECT/customer.xml" />
<CustomerData src="/Customer/EGY/customer.xml" />
<CustomerData src="/Customer/EUA/customer.xml" />
<CustomerData src="/Customer/EUB/customer.xml" />
<CustomerData src="/Customer/EUD/customer.xml" />
<CustomerData src="/Customer/EUE/customer.xml" />
<CustomerData src="/Customer/EUF/customer.xml" />
<CustomerData src="/Customer/EUR/customer.xml" />
<CustomerData src="/Customer/ILO/customer.xml" />
<CustomerData src="/Customer/INS/customer.xml" />
<CustomerData src="/Customer/ITV/customer.xml" />
<CustomerData src="/Customer/KOO/customer.xml" />
<CustomerData src="/Customer/KSA/customer.xml" />
<CustomerData src="/Customer/LTA/customer.xml" />
<CustomerData src="/Customer/LUX/customer.xml" />
<CustomerData src="/Customer/MEA/customer.xml" />
<CustomerData src="/Customer/MID/customer.xml" />
<CustomerData src="/Customer/MWD/customer.xml" />
<CustomerData src="/Customer/MXO/customer.xml" />
<CustomerData src="/Customer/MYM/customer.xml" />
<CustomerData src="/Customer/NBS/customer.xml" />
<CustomerData src="/Customer/NPL/customer.xml" />
<CustomerData src="/Customer/PAK/customer.xml" />
<CustomerData src="/Customer/PEO/customer.xml" />
<CustomerData src="/Customer/PHE/customer.xml" />
<CustomerData src="/Customer/PHN/customer.xml" />
<CustomerData src="/Customer/ROM/customer.xml" />
<CustomerData src="/Customer/SEB/customer.xml" />
<CustomerData src="/Customer/SEE/customer.xml" />
<CustomerData src="/Customer/SEK/customer.xml" />
<CustomerData src="/Customer/SER/customer.xml" />
<CustomerData src="/Customer/SKZ/customer.xml" />
<CustomerData src="/Customer/SLK/customer.xml" />
<CustomerData src="/Customer/TGY/customer.xml" />
<CustomerData src="/Customer/THO/customer.xml" />
<CustomerData src="/Customer/TPA/customer.xml" />
<CustomerData src="/Customer/TPH/customer.xml" />
<CustomerData src="/Customer/TTT/customer.xml" />
<CustomerData src="/Customer/TUN/customer.xml" />
<CustomerData src="/Customer/TUR/customer.xml" />
<CustomerData src="/Customer/UPO/customer.xml" />
<CustomerData src="/Customer/UYO/customer.xml" />
<CustomerData src="/Customer/XAC/customer.xml" />
<CustomerData src="/Customer/XEF/customer.xml" />
<CustomerData src="/Customer/XEH/customer.xml" />
<CustomerData src="/Customer/XEO/customer.xml" />
<CustomerData src="/Customer/XEZ/customer.xml" />
<CustomerData src="/Customer/XFA/customer.xml" />
<CustomerData src="/Customer/XJP/customer.xml" />
<CustomerData src="/Customer/XME/customer.xml" />
<CustomerData src="/Customer/XNZ/customer.xml" />
<CustomerData src="/Customer/XSA/customer.xml" />
<CustomerData src="/Customer/XSE/customer.xml" />
<CustomerData src="/Customer/XSG/customer.xml" />
<CustomerData src="/Customer/XSK/customer.xml" />
<CustomerData src="/Customer/XSP/customer.xml" />
<CustomerData src="/Customer/XTC/customer.xml" />
<CustomerData src="/Customer/XXV/customer.xml" />
<CustomerData src="/Customer/ZTO/customer.xml" />
</CustomerDataSet>
</SW-Configuration>

If you can find this file inside csc.img... you see 79 CSC aka Sales Codes inside this OXA package...

Best Regards