galaxy S20 ultra G988B firmwares ( 5G )

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G988B firmwares download link :
https://www.samfw.com/firmware/SM-G988B
if you want to keep OTA updates , download only firmware for your CSC

- download mode : ( service manual )
kkP86Ha.png


- ODIN : V3.14.4
update : flash AP + BL + CP + HOME_CSC
reset : save your data , flash AP + BL + CP + CSC

- device version:
on dialer : *#1234# or *#12580*369#
hLJ7fcX.png


- Service provider SW ver :
go to :
setting/about phone/software information/Service provider SW ver
exemple :
XEF(active CSC)/XEF(sim1)/BGL(sim2)/EUX( EEA Europe)/BGL(originak CSC in Non Volatile memory )
Y6c8C3Z.png


- Europe CSC and product code :

EUX : EEA ( European Economic Area )
EUX=BTB BTE BTU EVR MET H3G 3IE O2U VDI VOD DBT XEF PHE PLS PRT TPH ITV PHN LUX ATO SFR MEO OMN
HUI XEC DRE MOB ATL TCL VD2 VDF AMO FTM NEE SEB HTS XEO ROM BGL XEH XEZ ORX EUR CNX VDC VDH
VGR OPV ORO ORS SIO COA COS CRO DCO DNL DTM MAX TMH TMS TMZ TNL TPL BOG MOT O2C SIM TIM VIP SMP TSI

EUY : None EEA
EUY=AUT SWC SEE MSR TOP MBM

EUA : sold in United Kingdom , Greece
EUB : sold in Austria Belgium Germany France Spain Netherlands Portugal
EUC : sold in Switzerland
EUD : sold in Denmark Nordic countries Finland Latvia Sweden Lithuania
EUE : sold in Italy Poland Hungary Czechia Slovakia Bulgaria
EUF : sold in Albania Serbia Republic of North Macedonia
EUG : sold in Croatia Slovenia

other CSC and product codes
NZO=XNZ TNZ VNZ NZC
TSE=THL CAM MYM LAO

more informations : post 255
https://xdaforums.com/showpost.php?p=82681987&postcount=255

edit1:
according Samsung community eu , for unbranded device
you will have in first EUX/EUX/EUX/EUX
after enabled wifi your device , a simple reboot for customising the CSC for your country
exemple : XEF/XEF/XEF/EUX/XEF
https://eu.community.samsung.com/t5...UX-vendu-sur-SAMSUNG-SHOP-FRANCE/td-p/1603571

free change CSC apk : https://xdaforums.com/showpost.php?p=82858645&postcount=37

Stock Magisk Patched Kernel for S20 Ultra 5G G988B Exynos
https://xdaforums.com/galaxy-s20-ul...-s20-ultra-t4065369/post82003067#post82003067
 
Last edited:
G988B OXM firmware : https://samfw.com/firmware/SM-G988B

rev:4
G988BXXU4BTH5-G988BOXM4BTH8
G988BXXS4ATGB-G988BOXM4ATGB
rev:3
G988BXXU3ATG4-G988BOXM3ATG9
G988BXXU3ATFG-G988BOXM3ATFG
rev:2
G988BXXU2ATF5-G988BOXM2ATF5 ( NEE with G988BOXM2ATF1 Vodafone préconfiguration )
https://samfw.com/firmware/SM-G988B/NEE/G988BXXU2ATF5
G988BXXS2ATE7-G988BOXM2ATE6
G988BXXU2ATE6-G988BOXM2ATE6
G988BXXS2ATD5-G988BOXM2ATD5 https://samfw.com/firmware/SM-G988B/BTU/G988BXXS2ATD5
rev:1
G988BXXU1ATD3-G988BOXM1ATD3 https://samfw.com/firmware/SM-G988B/DBT/G988BXXU1ATD3
G988BXXU1ATCT-G988BOXM1ATCT
G988BXXU1ATCH-G988BOXM1ATCH ( SEK SER )
G988BXXU1ATC1-G988BOXM1ATC1 ( only for INU )
G988BXXU1ATBM- G988BOXM1ATBM
G988BXXU1ATBK-G988BOXM1ATBL

w62OlYG.png
 
Last edited:
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G988B OWA firmware :
rev2:
G988BXXU2ATE6-G988BOWA2ATE6
rev1:
G988BXXU1ATCT-G988BOWA1ATCT
G988BXXU1ATCH-G988BOWA1ATCH
G988BXXU1ATBM-G988BOWA1ATBM
G988BXXU1ATB3-G988BOWA1ATB3

kVgpedn.png



G988B OWE firmware :
rev2:
G988BXXU2ATE6-G988BOWE2ATE6
rev1:
G988BXXU1ATCT-G988BOWE1ATCT
G988BXXU1ATCH-G988BOWE1ATCH
G988BXXU1ATBM-G988BOWE1ATBM

CTIXsFn.png



G988B OWO firmware :
rev2:
G988BXXU2ATE6-G988BOWO2ATE6 https://samfw.com/firmware/SM-G988B/COL/G988BXXU2ATE6

rev1:
G988BXXU1ATCT-G988BOWO1ATCT
G988BXXU1ATCH-G988BOWO1ATCH
G988BXXU1ATBM-G988BOWO1ATBM

L4CO55O.png
 
Last edited:
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Reactions: corwin_amber

henklbr

Senior Member
Feb 20, 2009
6,123
6,746
Netherlands
www.sammobile.com
G988B firmwares download link :
https://www.samfw.com/firmware/SM-G988B

- download mode :
kkP86Ha.png


- ODIN : V3.14.4

- device version:
on dialer : *#1234# or *#12580*369#
hLJ7fcX.png


- Service provider SW ver :
go to :
setting/about phone/software information/Service provider SW ver
exemple :
XEF(active CSC)/XEF(sim1)/BGL(sim2)/EUX( EEA Europe)/BGL(originak CSC in Non Volatile memory )
Y6c8C3Z.png


-EUR Europe CSC and product code :

EUX : EEA ( European Economic Area )
EUY : none EEA

EUA : sold in United Kingdom , Greece
EUB : sold in Austria Belgium Germany France Spain Netherlands Portugal
EUC : sold in Switzerland
EUD : sold in Denmark Nordic countries Finland Latvia Sweden Lithuania
EUE : sold in Italy Poland Hungary Czechia Slovakia Bulgaria
EUF : sold in Albania Serbia Republic of North Macedonia
EUG : sold in Croatia Slovenia

There's a MUCH EASIER WAY to get your phone in "DOWNLOAD"-mode...
 

johnwayne27

Senior Member
Jan 31, 2015
407
93
Download mode is easy. Reboot phone,,
Hold volume up and down at same time and download menu will appear.

Sent from my SM-G988U1 using Tapatalk
 

Freeddi

Senior Member
Feb 20, 2014
1,771
284
Is there a solution to flash a S20 Ultra exynos from Vodafone to DBT?

I have tried it a few times on the S20 Ultra from my father, but the CSC Code is already VD2 for Vosafone. Not DBT.

Have fladhed with CSC and Home CSC with acitivated OEM Unlock and USB Debugging. So i have make it on the S10+ last year too. After the flash i put the SIM into the Ultra, but i dont become a Message to reset the phone again to activate the new csc
 

Senjaya

Member
Jul 28, 2013
32
3
Hi. Is there any way for ultra lte (G988B) to flash 5G rom to see if the ultra lte indeed has the 5g being locked out or not? Last time Samsung G note 4 also being locked out for the 4G, installing us rom unlock the 4G on the note 4 (3G model)
 

abine45

Senior Member
Oct 16, 2016
160
91
I changed my Tmobile S20 ultra Sales code to xaa and now I i can't use the dialer code to change it back. how do i fix this?
 

FrozenLord

Senior Member
Feb 17, 2009
356
165
Is there a solution to flash a S20 Ultra exynos from Vodafone to DBT?

I have tried it a few times on the S20 Ultra from my father, but the CSC Code is already VD2 for Vosafone. Not DBT.

Have fladhed with CSC and Home CSC with acitivated OEM Unlock and USB Debugging. So i have make it on the S10+ last year too. After the flash i put the SIM into the Ultra, but i dont become a Message to reset the phone again to activate the new csc

Have you tried forcing the reset?
I would love to change the CSC to the standard DBT as well but am unable to find a manual or reprots of success so far :(
 

corwin_amber

Senior Member
Dec 11, 2011
394
135
Same here, as DTM (T-Mobile DE) seems to be part of OXM now and DBT as well, I do not figure how to change the active csc to DBT.

On the good side I can flash any OXM firmware, but I am thinking at e.g. next Android beta - DBT will be needed then. Also, I do like OTA updates...
 

Freeddi

Senior Member
Feb 20, 2014
1,771
284
Is there a solution to flash a S20 Ultra exynos from Vodafone to DBT?

I have tried it a few times on the S20 Ultra from my father, but the CSC Code is already VD2 for Vosafone. Not DBT.

Have fladhed with CSC and Home CSC with acitivated OEM Unlock and USB Debugging. So i have make it on the S10+ last year too. After the flash i put the SIM into the Ultra, but i dont become a Message to reset the phone again to activate the new csc

In the last few Years i always got debrand thw Smartphones from my Dad. But on the S20 Ultra it doesnt work
 

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  • 6
    G988B firmwares download link :
    https://www.samfw.com/firmware/SM-G988B
    if you want to keep OTA updates , download only firmware for your CSC

    - download mode : ( service manual )
    kkP86Ha.png


    - ODIN : V3.14.4
    update : flash AP + BL + CP + HOME_CSC
    reset : save your data , flash AP + BL + CP + CSC

    - device version:
    on dialer : *#1234# or *#12580*369#
    hLJ7fcX.png


    - Service provider SW ver :
    go to :
    setting/about phone/software information/Service provider SW ver
    exemple :
    XEF(active CSC)/XEF(sim1)/BGL(sim2)/EUX( EEA Europe)/BGL(originak CSC in Non Volatile memory )
    Y6c8C3Z.png


    - Europe CSC and product code :

    EUX : EEA ( European Economic Area )
    EUX=BTB BTE BTU EVR MET H3G 3IE O2U VDI VOD DBT XEF PHE PLS PRT TPH ITV PHN LUX ATO SFR MEO OMN
    HUI XEC DRE MOB ATL TCL VD2 VDF AMO FTM NEE SEB HTS XEO ROM BGL XEH XEZ ORX EUR CNX VDC VDH
    VGR OPV ORO ORS SIO COA COS CRO DCO DNL DTM MAX TMH TMS TMZ TNL TPL BOG MOT O2C SIM TIM VIP SMP TSI

    EUY : None EEA
    EUY=AUT SWC SEE MSR TOP MBM

    EUA : sold in United Kingdom , Greece
    EUB : sold in Austria Belgium Germany France Spain Netherlands Portugal
    EUC : sold in Switzerland
    EUD : sold in Denmark Nordic countries Finland Latvia Sweden Lithuania
    EUE : sold in Italy Poland Hungary Czechia Slovakia Bulgaria
    EUF : sold in Albania Serbia Republic of North Macedonia
    EUG : sold in Croatia Slovenia

    other CSC and product codes
    NZO=XNZ TNZ VNZ NZC
    TSE=THL CAM MYM LAO

    more informations : post 255
    https://xdaforums.com/showpost.php?p=82681987&postcount=255

    edit1:
    according Samsung community eu , for unbranded device
    you will have in first EUX/EUX/EUX/EUX
    after enabled wifi your device , a simple reboot for customising the CSC for your country
    exemple : XEF/XEF/XEF/EUX/XEF
    https://eu.community.samsung.com/t5...UX-vendu-sur-SAMSUNG-SHOP-FRANCE/td-p/1603571

    free change CSC apk : https://xdaforums.com/showpost.php?p=82858645&postcount=37

    Stock Magisk Patched Kernel for S20 Ultra 5G G988B Exynos
    https://xdaforums.com/galaxy-s20-ul...-s20-ultra-t4065369/post82003067#post82003067
    6
    G988BXXU1ATD3 (Multi-CSC OXM)

    uqcued.jpg
    UU2X2j.jpg


    Samsung released today a new firmware-update for the S20Ultra that fixes the "Green screen"-bug

    Update is available OTA only, and not yet available via SmartSwitch, Frya and/or SamFirm.

    However: we did manage to get the UPDATE.ZIP from ATCT -> ATD3 (Thanks to Ab from SamMobile)

    Note: this update is for Multi-CSC OXM only, and ONLY for devices which are on ATCT-build now! Update via "SD-card method" is possible (so for the more experienced users)

    ATCT -> ATD3

    Rename BIN-file to UPDATE.ZIP

    1145LT: Update is now available via SmartSwitch too
    6
    Here is the update.zip link, for G988B S20 Ultra
    CTL1 -> CTL6SmartSelect_20210107-202410_Software update.jpg
    6
    New Update for DBT.

    Update.zip link for SM-G988B: CTKG -> CTL1
    Screenshot_20201223-222759_Software update.jpg
    6
    OneUI 3.1 DUB5 update info.
    Update.zip for SM-G988B: CUA8 -> DUB5
    SmartSelect_20210218-055200_Gallery.jpg