Samsung Galaxy S26 Ultra SM-S9480 Firmware

Last Updated: March 21, 2026

This page provides the official stock ROM files, necessary drivers, and step-by-step instructions for flashing the Samsung Galaxy S26 Ultra SM-S9480 firmware. ⚡ At a Glance Device: Samsung Galaxy S26 Ultra SM-S9480  |  Chipset: Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5  |  Flash Tool: Odin Android: Android 16, One UI 8.5  |  File Type: .tar.md5 / ZIP (Contains AP, BL, CP, CSC files for Odin) ⚠ Warning: Flashing erases all data. Back up first. Quick Summary Device: Samsung Galaxy S26 Ultra SM-S9480 (Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5) Flash Tool: Odin Latest Build: S9480ZCU1AZCG Firmware Files: 1 available What You Need: Windows PC, USB data cable, Odin, USB drivers Time Required: 10-20 minutes (plus 3-8 min first boot) Samsung G

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Samsung Galaxy S26 Ultra SM-S9480 Firmware (Flash File) Drivers, Tools & Guide

Flashing Samsung firmware with Odin is a straightforward process once you understand the steps. I have gathered the correct firmware file for the Samsung Galaxy S26 Ultra SM-S9480, the appropriate Odin version, and the steps that work reliably.

Before you start, ensure your Samsung account is signed out. If you skip this step, the Knox security feature may trigger after flashing, which adds extra time to the process. Samsung firmware typically comes in .tar.md5 format. After extracting the ZIP file, you should see files named AP_*, BL_*, CP_*, and CSC_*. If you do not see these specific files, you likely have the wrong package.

The Samsung Galaxy S26 Ultra SM-S9480 is a relatively recent device released in 2026, so you can expect active firmware updates and good driver support on modern Windows systems. Powered by the Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 processor, the Samsung Galaxy S26 Ultra SM-S9480 requires Qualcomm Flash Image Loader (QFIL) and Qualcomm HS-USB drivers. Install the correct driver package before connecting your device. There is currently only one firmware build available for the Samsung Galaxy S26 Ultra SM-S9480. This is the stock ROM you should use for recovery, unbricking, or FRP bypass.

Samsung firmware uses a multi-file system (AP, BL, CP, CSC) specific to Odin-based flashing, which differs from single-file scatter-based tools. This firmware was sourced directly from verified repositories and checked for integrity before being listed on this page.

Your Samsung Galaxy S26 Ultra SM-S9480 firmware comes as a compressed ZIP file. Download and extract it using WinRAR or 7-Zip. After extracting, you should see files named like AP_*.tar.md5, BL_*.tar.md5, CP_*.tar.md5, and CSC_*.tar.md5 (or HOME_CSC_*.tar.md5). If you do not see these files, you may have the wrong firmware package for your device.

Flashing replaces your current software completely and wipes all personal data. This is by design, it is what clears out FRP locks, bootloops, pattern locks, app crashes, and other software-level problems that a regular reset cannot fix.

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Samsung Galaxy S26 Ultra SM-S9480 Google Account Bypass After Reset

The fastest way to bypass FRP on Samsung Galaxy S26 Ultra SM-S9480 is to use a free Android apps launcher that lets you access settings during the setup wizard. After flashing or performing a factory reset you may see a Google account lock (FRP). Our free Android apps launcher is the fastest way to get past it. This is also why I always recommend removing your Google account before flashing, it avoids this problem entirely.

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Hard Reset Samsung Galaxy S26 Ultra SM-S9480

To factory reset Samsung Galaxy S26 Ultra SM-S9480 without a computer, power off the device completely, then hold Volume Up + Power (for older models with a Home button, use Volume Up + Home + Power) at the same time until the recovery menu appears. Use the volume keys to navigate to “Wipe Data/Factory Reset” and confirm with the Power button.

A hard reset erases all data and restores Samsung Galaxy S26 Ultra SM-S9480 to its original factory state. This fixes most software problems, slow performance, app crashes, forgotten screen locks, and bootloops. If the issue persists after a factory reset, a full firmware flash using Odin is covered in the following sections.

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Verify Your Samsung Galaxy S26 Ultra SM-S9480 Model Before Downloading

The single biggest mistake I see people make is flashing firmware meant for a different variant. Before downloading anything, verify your exact device identity:

1. Identify Your Exact Model Number: Go to Settings › About Phone and note your full model number (e.g. SM-S9480). The letter suffix matters, U/U1 = USA, W = Canada, N = Korea, B/F = International/Global. Flashing firmware built for a different variant can cause issues.
2. Match the CSC (Region): The 3-letter region code in the firmware filename must match your device. Check Settings › About Phone › Software Information for your current CSC, or look at the Service Provider line in Download Mode. Common codes: XAA (US), BTU (UK), INS (India), SER (Russia).
3. Check the Binary Level: Look at the version string in your current firmware (e.g. XXU9BZDP, the number after the letters is the binary level). You cannot downgrade to a lower binary level. If your device is on Binary 9, only flash Binary 9 or higher firmware.
4. Confirm the Build Date: The last 4 characters of the PDA version encode the build date, first character is the year (A=2024, B=2025, C=2026), second is the month (A=Jan through L=Dec).
5. Verify in Download Mode: Power off, hold Volume Down + Power to enter Download Mode. This screen shows your exact model, CSC, and current firmware version, use this to confirm before flashing.

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What Samsung Galaxy S26 Ultra SM-S9480 Firmware Fixes

Samsung devices like the Samsung Galaxy S26 Ultra SM-S9480 are flashed using Odin, regardless of the chipset inside. Whether you are dealing with a boot issue or a software problem, flashing the official firmware can resolve it:

• Fix startup loops, lagging, and freezing on your device.
• Resolve OTA update failures and battery drain issues.
• Recover your device when it only boots into recovery mode.
• Resolve touchscreen responsiveness issues caused by a corrupted system build.
• Repair a phone that shuts down randomly or restarts in a loop.
• Restore system apps that were accidentally removed or corrupted.
• Recover from KG lock or Knox-related issues after an incorrect or interrupted flash on your device.

Learn more about stock ROMs and why flashing works.

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Firmware Details for Samsung Galaxy S26 Ultra SM-S9480

Here is a quick overview of the official firmware specifications:

Firmware Information	Details
Device Model	Samsung Galaxy S26 Ultra SM-S9480
Firmware Version	S9480ZCU1AZCG
File Size	18.7 GB
Android Version	Android 16, One UI 8.5
Platform	Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5
Release Date	Released 2026, March 06
Region	SM
File Type	.tar.md5 / ZIP (Contains AP, BL, CP, CSC files for Odin)

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Which Firmware Version Should I Download?

This is the question I get asked most often in the comments, so I put together a simple guide. Find your situation in the table and go straight to the right file:

Your Situation	What I Recommend
Phone is completely dead or stuck on logo	S9480ZCU1AZCG, download this one. It is the latest Samsung Galaxy S26 Ultra SM-S9480 firmware available.
FRP / Google account lock only	See the FRP bypass guide above, you likely do not need the full firmware for this.
Not sure which region/CSC to download	Check Settings › About Phone › Software Information for your current CSC, or enter Download Mode (Volume Down + Power), it shows the CSC on screen. Match the 3-letter code (e.g. XAA, BTU, INS) to the firmware filename.
Phone slow after a recent OTA update	Try the next older version, sometimes the latest OTA introduces new bugs and an older build runs better. Make sure the binary level is the same or higher than what your device currently has.
IMEI missing after a previous flash	Re-flash S9480ZCU1AZCG first, then follow the IMEI repair guide. Do not skip the reflash.
S9480ZCU1AZCG failed with a flash error	Try the next older version instead and double-check your AP/BL/CP/CSC file assignments in Odin before assuming the firmware is the problem.
Restoring to factory / warranty repair	S9480ZCU1AZCG, clean state, fresh start.

To tell which Samsung firmware is newer, look at the last 4 characters of the PDA version string (e.g. S938BXXU9CZDP). The first character is the year (A=2024, B=2025, C=2026), the second is the month (A=Jan, B=Feb… L=Dec, Z=final stable), and the last two are the revision (0-9 then A-Z, where Z is highest). But before comparing dates, always check the binary level: the digit just before the date code (e.g. XXU9CZDP = Binary 9). You cannot downgrade to a lower binary level. If your device is on Binary 9, only flash Binary 9 or higher. Also make sure the 3-letter CSC code in the firmware matches your device region.

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Download Samsung Galaxy S26 Ultra SM-S9480 Firmware

Download the official stock firmware for your Samsung Galaxy S26 Ultra SM-S9480 below. The latest available version is S9480ZCU1AZCG. After downloading, verify the file size matches the table above, a size mismatch usually means a partial or corrupt download, and flashing a corrupt file can cause more problems than it solves.

Software Details	Download Link	Members Link
File Name: SM-S9480_S9480ZCU1AZCG_S9480CHC1AZCG_CHC_4file.zip Size: 18.7 GB	Download Link	Download Link2

Only download firmware that is fully compatible with your exact device model. See the firmware selection guide above if you are not sure.

Important: The Samsung Galaxy S26 Ultra SM-S9480 (SM-S9480) should not be confused with other Galaxy S26 Ultra variants that may have different chipsets or regional firmware. Even devices in the same Galaxy S26 Ultra line can use completely different processors. Always verify your exact model code “SM-S9480” in Settings > About Phone before downloading any firmware from this page.

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Before You Start: Samsung Galaxy S26 Ultra SM-S9480 Requirements

Go through this list before you open Odin for the Samsung Galaxy S26 Ultra SM-S9480. Two things that commonly cause problems with Samsung devices: a Samsung account that was not signed out before flashing, which can trigger KG lock, and a USB cable that works for charging but drops the connection mid-flash. Always use a proper data cable, not a charge-only cable.

1. Write Down Your IMEI: Open your phone dialer and type *#06#. Take a photo of the screen showing both IMEI numbers. You may need these later to fix your IMEI if it gets wiped during the flash.
2. Sign Out of Google: Open Settings, go to Accounts, and remove every Google account from the device. If you skip this, Google will lock the phone after flashing and you will need to do an FRP bypass.
3. Remove Samsung Accounts: Sign out of all Samsung accounts to avoid KG lock.
4. Save Your Files: Copy everything important to a PC or cloud storage. After flashing, the phone will be completely empty, no apps, no photos, no messages.
5. Battery Check: Charge to at least 50%. If the phone dies during flashing, you could end up with a device that will not turn on at all.
6. Get the Right Cable: You need a USB data cable, the kind that can transfer files, not just charge. Plug it into a USB 2.0 port on a Windows PC for the most reliable connection.
7. Set Up Drivers:
   • Samsung USB Drivers

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Samsung Galaxy S26 Ultra SM-S9480 Firmware Installation Guide

We are using Odin for this. A quick tip: keep “Auto Reboot” and “F. Reset Time” both checked in Odin, those two options together give you the cleanest flash result. If you are not sure which Odin version to use, check our Odin versions page. Some older Samsung devices work better with older Odin builds.

1. Prepare the Flash Files:
   • Go to the download section and grab the firmware package that matches your device.
   • Unzip the file to a folder on your desktop. Avoid using folder names with non-English characters or spaces, the flash tool may not read them correctly.
2. Confirm Driver Setup:
   • The drivers listed in prerequisites need to be installed and working before you connect the phone. If you are not sure, reinstall them and restart your computer.
3. Load the Firmware File:
   • In Odin, click “BL” and select the BL_*.tar.md5 file. Click “AP” and select the AP_*.tar.md5 file. Repeat for “CP” and “CSC”. Use HOME_CSC to keep data, or CSC for a clean flash.
4. Connect Your Device:
   • Enter Download Mode: Turn off your phone, then hold Volume Down + Power (add Home button on older models) until the warning screen appears. Press Volume Up to confirm and enter Download Mode.
   • Connect your phone to your PC via USB. Odin should show “Added..” in the log area, this means your device is detected.
5. Start Flashing:
   • Click “Start” to kick off the firmware write.
   • Hands off the phone and cable until the tool shows completion. Moving or disconnecting the device mid-flash is the most common cause of a bricked phone.
6. Wait and Reboot:
   • When you see the success message, disconnect the USB cable.
   • Hold the power button to boot the phone. Give it a solid 5 to 8 minutes for the first startup, this is normal.

Video Guide for Flashing

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Samsung Galaxy S26 Ultra SM-S9480 Flashing Problems and Fixes

1. Odin Shows “FAIL” Instead of “PASS”:
   • This is usually a mismatch between the firmware region or model and your device. Confirm your exact model number in Settings › About Phone before selecting the firmware. Even a single letter difference in the model code matters.
2. Samsung Galaxy S26 Ultra SM-S9480 Not Recognized by Odin:
   • Reinstall the Samsung USB drivers. Make sure you are in Download Mode. Try a different USB cable, Odin can be sensitive to cable quality.
3. KG Lock / Knox Triggered After Flashing:
   • This happens when a Samsung account was still signed in before flashing, or when unofficial firmware was used. Always sign out of Samsung accounts before flashing. If KG lock is already active, a professional unlocking tool is generally needed.
4. Boot Loop After Flashing:
   • Enter recovery mode (Volume Up + Power) and perform a factory reset. This clears any leftover data from the previous firmware that may be causing the conflict.

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What Is Normal After a Samsung Galaxy S26 Ultra SM-S9480 Flash?

Here is what is completely normal after a successful flash:

• How to know the flash was successful: Odin will show “PASS.” in green text at the top-left of the log area. If you see this, everything went fine.
• The phone may ask for language and region again, this is normal after a flash. You are starting from a clean state, so the setup wizard runs just like when the phone was brand new.
• Stuck in a bootloop after first boot? Enter recovery mode and do a factory reset from there, see the hard reset guide above. This can happen occasionally and does not mean the firmware is wrong.
• Dial *#06# immediately after setup to check your IMEI. Do this before you insert a SIM card. If it shows “unknown” or “null”, follow the IMEI repair guide below before doing anything else.
• The phone will feel warm during first boot, this is normal. It settles after a few minutes once the initial app setup is complete.
• Storage will show almost full capacity available since all your apps and files are gone. The system partition size varies by firmware version but is typically 4 to 8 GB on most devices.
• Battery percentage may seem inaccurate for the first day. The battery statistics are calibrated during normal use. Charge the phone fully once without interruption and the readings will stabilize.

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Missing IMEI or Corrupt Baseband on Samsung Galaxy S26 Ultra SM-S9480 After Flashing?

A missing IMEI on a Samsung device after flashing usually points to a corrupted EFS partition, this is the partition that stores your IMEI and carrier settings. Note that restoring an IMEI that is not your original number is illegal in most countries, so only do this if you are restoring the number the device had before you flashed. Tools like ChimeraTool or BFT can help with this. Check your local laws before proceeding.

Video Guide: How to repair IMEI

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Common Questions About Flashing Samsung Galaxy S26 Ultra SM-S9480

Q1: My device is not detected by Odin. What should I do?
A: Start with the drivers, reinstall the Samsung USB drivers, restart your PC, then try again. Switch to a USB 2.0 port if you are on USB 3.0. Disable your antivirus temporarily. If none of that works, leave a comment with the exact error message.

Q2: Will flashing erase my data?
A: Yes, flashing with Odin restores the device to factory state, including Android 16, One UI 8.5 default settings. All apps, photos, contacts, and accounts will be removed. Back up everything you need before you start. There is no way to recover data once the flash is complete.

Q3: How do I enter recovery mode?
A: Power the device off completely, then hold Volume Up + Power at the same time until the recovery menu appears. For older Samsung models with a physical Home button, use Volume Up + Home + Power. The recovery menu displays the build number which you can use to verify your firmware version before flashing.

Q4: Do I need an internet connection during flashing?
A: No. The flashing process is entirely offline, it happens between your PC and the phone via the USB cable. You do not need internet at any point during the flash itself. You will need internet later to set up the phone and download your apps.

Q5: Is it safe to flash during a power outage risk?
A: It is best to avoid flashing during unstable power conditions. If your PC shuts down during the flash, it can corrupt the write and leave the phone in an unbootable state. If you are in an area with unreliable power, use a laptop with a fully charged battery instead of a desktop.

Q6: Is this firmware compatible with other Samsung models?
A: No. This firmware is built specifically for the Samsung Galaxy S26 Ultra SM-S9480 running on the Qualcomm SM8850-1-AD Snapdragon 8 Elite Gen 5 chipset. Even variants of the Galaxy S26 Ultra with a different letter suffix can have a completely different chipset inside. Flashing the wrong firmware can leave your phone in a state that is very difficult to recover from. Always check your exact model number in Settings.

Q7: How long does the flashing process take?
A: The actual flash usually takes between 3 and 10 minutes depending on the firmware size and USB connection speed. The first boot after flashing takes another 3 to 8 minutes. Do not interrupt the device during either stage. If the progress bar in Odin appears stuck, give it a few more minutes before assuming something went wrong.

Q8: What should I do if I encounter an FRP lock after flashing?
A: Use our free Android apps launcher. FRP lock activates when a Google account was still signed in before flashing. This is why signing out of your Google account before flashing avoids this issue entirely.

People Also Ask About Samsung Galaxy S26 Ultra SM-S9480

What is the latest firmware version for Samsung Galaxy S26 Ultra SM-S9480?
The latest available Samsung Galaxy S26 Ultra SM-S9480 firmware on this page is version S9480ZCU1AZCG. This page has 1 firmware build available for download. Check the firmware details table above for file sizes and Android versions.

Will flashing firmware on Samsung Galaxy S26 Ultra SM-S9480 erase my data?
Yes. Flashing stock firmware on the Samsung Galaxy S26 Ultra SM-S9480 with Odin performs a full factory reset. All apps, photos, contacts, and accounts will be removed. Back up everything important before you start. There is no way to recover data after flashing.

How do I check my Samsung Galaxy S26 Ultra SM-S9480 model number before flashing?
Go to Settings > About Phone on your Samsung Galaxy S26 Ultra SM-S9480 and look for the model number “SM-S9480”. You can also confirm by entering recovery mode (Volume Up + Power while powered off) which displays the build number and model code. Always match this exactly with the firmware filename before flashing.

Can flashing firmware fix a bricked Samsung Galaxy S26 Ultra SM-S9480?
Yes. If your Samsung Galaxy S26 Ultra SM-S9480 is stuck on the logo, in a bootloop, or will not turn on, flashing the stock firmware with Odin can restore it to working condition. This is the standard repair method used by service centers for Samsung devices.

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Summary

You have just completed a clean firmware flash on your Samsung Galaxy S26 Ultra SM-S9480. The device should now be back at the setup wizard on a fresh S9480ZCU1AZCG build.

Questions, errors, or something not covered here? The comments section is open. Tell me exactly what happened and I will walk you through the fix.

If you found this useful, a quick share goes a long way, someone else with the same device is probably searching for this right now.

Browse all Samsung firmware downloads for more devices.

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Disclaimer: Flashing stock firmware is performed at your own risk. Follow the instructions on this page carefully. I cannot be held responsible for any damage to your device, but I will always try to help if something goes wrong.