Samsung Galaxy S26 Ultra 5G (S948) Stock ROM Collection – Official Firmware & Download Guide

This is the official Stock ROM (Firmware) Collection for various Samsung Galaxy S26 Ultra 5G S948 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 S26 Ultra 5G (S948B)

File Type	AP / PDA Build (Binary)	Region (CSC)	OS Version	Download Link
Combination	Updating…			–
1	S948BXXS1AZC7	XXV (Vietnam)	Android 16 (One UI 8)	Google Drive

Samsung Galaxy S26 Ultra 5G (S948N)

File Type	AP / PDA Build (Binary)	Region (CSC)	OS Version	Download Link
Combination	Updating…			–
Stock / full	S948NKSS1AZC7	SKC (South Korea (SK Telecom))	Android 16 (One UI 8)	Google Drive
Stock / full	S948NKSS1AZC7	LUC (South Korea (LG Uplus))	Android 16 (One UI 8)	Google Drive
Stock / full	S948NKSS1AZC7	KTC (South Korea (KT Corporation))	Android 16 (One UI 8)	Google Drive
Stock / full	S948NKSS1AZC7	KOO (South Korea (Unlocked))	Android 16 (One UI 8)	Google Drive

Samsung Galaxy S26 Ultra 5G (S9480)

File Type	AP / PDA Build (Binary)	Region (CSC)	OS Version	Download Link
Combination	Updating…			–
Stock / full	S9480ZCS1AZC7	CHC (China (Open China))	Android 16 (One UI 8)	Google Drive

Samsung Galaxy S26 Ultra 5G (S948W)

File Type	AP / PDA Build (Binary)	Region (CSC)	OS Version	Download Link
Combination	Updating…			–
Stock / full	S948WVLS1AZC7	XAC	Android 16 (One UI 8)	Google Drive

Samsung Galaxy S26 Ultra 5G (S948U)

File Type	AP / PDA Build (Binary)	Region (CSC)	OS Version	Download Link
Combination	Updating…			–
Stock / full	S948USQS1AZC7	TMB	Android 16 (One UI 8)	Google Drive

Samsung Galaxy S26 Ultra 5G (S948U1)

File Type	AP / PDA Build (Binary)	Region (CSC)	OS Version	Download Link
Combination	Updating…			–
Stock / full	S948U1UES1AZC7	ACG	Android 16 (One UI 8)	Google Drive