This is the official Stock ROM (Firmware) Collection for various combination and stock / full rom for Samsung Galaxy S21 Ultra SM-G998 models. These official ROMs are essential for repairing software issues, fixing bootloops, or restoring your smartwatch or smartphone to factory default.
Prerequisites & Preparation
- Backup Data: Flashing will completely wipe all data on your device. Back up important files and settings before proceeding.
- Battery Level: Ensure your device has at least 50% battery to prevent shutdown during the flashing process.
- USB Driver & Tools: Install the correct USB drivers for your brand and prepare the flashing tool (Odin for Samsung, SP Flash Tool/QPST for Qualcomm/MTK, etc.).
CAUTION: Flashing official firmware carries a risk of bricking your device. Proceed with caution and at your own risk. addROM is not responsible for any damage caused to your device.
Download Stock ROM & Firmware
Samsung Galaxy S21 Ultra (SM-G9980)
| File Type | AP / PDA Build (Binary) | Region (CSC) | OS Version | Download Link |
|---|---|---|---|---|
| Combination | COMBINATION | G9980ZCU2AUC3.zip | – | Google Drive | OneDrive |
| Combination | COMBINATION | G9980ZCU1AUA2.zip | – | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G9980ZHU2DVK9 | TGY (Hong Kong) | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G9980ZHU2BVA2 | TGY (Hong Kong) | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G9980ZHS2AUIN | TGY (Hong Kong) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G9980ZHU1AUB7 | TGY (Hong Kong) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
Samsung Galaxy S21 Ultra (SM-G998B)
| File Type | AP / PDA Build (Binary) | Region (CSC) | OS Version | Download Link |
|---|---|---|---|---|
| Combination | COMBINATION | G998BXXU5AVD1.zip | – | Google Drive | OneDrive |
| Combination | COMBINATION | G998BXXU3AUD3.zip | – | Google Drive | OneDrive |
| Combination | COMBINATION | G998BXXU2AUD2.zip | – | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Combination | COMBINATION | G998BXXU1ATLA.zip | – | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998BXXU5DVKF | XXV (Vietnam) | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G998BXXU4BULF | XXV (Vietnam) | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998BXXS3BULC | XXV (Vietnam) | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998BXXS3AUJ7 | XXV (Vietnam) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998BXXU2AUC8 | XXV (Vietnam) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998BXXU1AUB9 | XXV (Vietnam) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
Samsung Galaxy S21 Ultra (SM-G998N)
| File Type | AP / PDA Build (Binary) | Region (CSC) | OS Version | Download Link |
|---|---|---|---|---|
| Combination | Updating… | – | ||
| Stock / full | G998NKSU3DVL2 | KOO (South Korea (Unlocked)) | Android 13 (One UI 5) | Google Drive | OneDrive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3DVL2 | KOO (South Korea (Unlocked)) | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G998NKSU3BULF | KOO (South Korea (Unlocked)) | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSS3AUIN | KOO (South Korea (Unlocked)) | – | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU2AUC8 | KOO (South Korea (Unlocked)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998N”?4 KSU1AUB2 | KOO (South Korea (Unlocked)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3DVL2 | KTC (South Korea (KT Corporation)) | Android 13 (One UI 5) | Google Drive | OneDrive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3DVL2 | KTC (South Korea (KT Corporation)) | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G998NKSU3BULF | KTC (South Korea (KT Corporation)) | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3AUHB | KTC (South Korea (KT Corporation)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU2AUC8 | KTC (South Korea (KT Corporation)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU1AUA8 | KTC (South Korea (KT Corporation)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3DVL2 | LUC (South Korea (LG Uplus)) | Android 13 (One UI 5) | Google Drive | OneDrive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3DVL2 | LUC (South Korea (LG Uplus)) | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G998NKSU3BULF | LUC (South Korea (LG Uplus)) | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3AUHB | LUC (South Korea (LG Uplus)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSS2AUBB | LUC (South Korea (LG Uplus)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU1AUA8 | LUC (South Korea (LG Uplus)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3DVL2 | SKC (South Korea (SK Telecom)) | Android 13 (One UI 5) | Google Drive | OneDrive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3DVL2 | SKC (South Korea (SK Telecom)) | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G998NKSU3BULF | SKC (South Korea (SK Telecom)) | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU3AUIG | SKC (South Korea (SK Telecom)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU2AUC8 | SKC (South Korea (SK Telecom)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998NKSU1AUA4 | SKC (South Korea (SK Telecom)) | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
Samsung Galaxy S21 Ultra (SM-G998U1)
| File Type | AP / PDA Build (Binary) | Region (CSC) | OS Version | Download Link |
|---|---|---|---|---|
| Combination | COMBINATION | FAR0 | – | Google Drive | AFH | OneDrive | Google Drive |
| Combination | COMBINATION | G998U1SQU1AUA4.zip | – | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998U1UEU5DVK3 | ACG | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G998U1UES5CVI8 | ACG | Android 12 (One UI 4) | Google Drive | OneDrive |
| Stock / full | G998U1UES4BULE | ACG | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998U1UES4AUIN | ACG | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998U1UES3AUE3 | ACG | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998U1UEU2AUC8 | ACG | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998U1UEU1AUA3 | ACG | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
Samsung Galaxy S21 Ultra (SM-G998U)
| File Type | AP / PDA Build (Binary) | Region (CSC) | OS Version | Download Link |
|---|---|---|---|---|
| Combination | COMBINATION | G998USQU3AUD3.zip | – | Google Drive | OneDrive |
| Combination | COMBINATION | G998USQU2AUC3.zip | – | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Combination | COMBINATION | G998USQU1AUA4.zip | – | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998USQS5DVK7 | SPR | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G998USQU5BULJ | SPR | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998USQS4BUKK | SPR | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998USQU3AUDD | SPR | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998USQU2AUC8 | SPR | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998USQU1AUAG | SPR | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
Samsung Galaxy S21 Ultra (SM-G998W)
| File Type | AP / PDA Build (Binary) | Region (CSC) | OS Version | Download Link |
|---|---|---|---|---|
| Combination | COMBINATION | FAR0 | – | Google Drive | AFH | OneDrive | Google Drive |
| Combination | COMBINATION | G998WSQU1AUA4.zip | – | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998WVLS5DVK4 | XAC | Android 13 (One UI 5) | Google Drive | OneDrive |
| Stock / full | G998WVLU5CVHA | XAC | Android 12 (One UI 4) | Google Drive | OneDrive |
| Stock / full | G998WVLS4BUKK | XAC | Android 12 (One UI 4) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998WVLS4AUIP | XAC | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998WVLU3AUDE | XAC | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998WVLU2AUC8 | XAC | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
| Stock / full | G998WVLU1AUAG | XAC | Android 11 (One UI 3) | Google Drive | AFH | OneDrive | DropBox | Google Drive |
How to Flash Firmware / Stock ROM
To flash the firmware or combination files onto your device, please refer to our detailed step-by-step flashing guides. For Samsung devices, you can follow our Odin guide: [TUTS] How to use Samsung Odin tool to flash firmware/ROM for Samsung Devices. For other brands, prepare the compatible flashing tool (such as SP Flash Tool, Fastboot, QPST, or ResearchDownload) specifically required for your device chipset.
Combination for SM-G998W Bin4?
i really need combination file for G998B
When is s21 ultra combination domestic SM-G998N combination FILE update scheduled? Or when will it be? Thank you.