Samsung S24 (SM-S921B) Firmware Download (Stock ROM)
If you are facing any software-related issues with your Samsung Galaxy S24 (SM-S921B), you have come to the right place. On this page, you can download the official and latest Samsung S24 Stock Firmware (Flash File) to restore your device to its original factory state.
By flashing this official stock ROM, you can easily fix major issues like software lags, a phone stuck on the boot logo, random auto-restarts, or forgotten pattern/pin locks.
Why Do You Need the Samsung S24 Flash File?
Installing the official Stock ROM resolves a wide variety of system issues, including:
Fix Hang on Logo: If your phone is stuck permanently on the Samsung boot screen.
Remove Screen Lock: Easily reset your phone if you have forgotten your Pin, Pattern, or Password.
Fix Bootloop & Auto Restart: Fixes instances where the device keeps restarting automatically.
Bugs & Lag Fix: Cleans up deep system lags or post-update software stability issues.
Unbrick Device: Safely unbricks your device if it has been soft-bricked or stuck in a dead state.
Pre-Requirements Before Flashing
Before you begin the flashing process, make sure to download and set up the following tools on your Windows PC:
Samsung USB Driver: Crucial for creating a stable bridge between your phone and laptop/PC.
Odin Flash Tool: The official, secure, and recommended tool for flashing Samsung firmware.
Battery Charge: Ensure your phone is charged to at least 50% to prevent unexpected shutdowns during flashing.
Data Backup: Flashing will completely wipe your internal storage. Make sure to back up your personal data first.
How to Flash Samsung S24 (SM-S921B) Using Odin Tool
Extract (unzip) the downloaded Firmware files on your computer.
Install the Samsung USB Driver on your PC.
Launch the Odin Tool as an Administrator.
Turn off your Samsung S24 and boot it into Download Mode (Press and hold Volume Down + Power buttons while connecting it to the PC via USB cable).
Once connected, the ID:COM port section in Odin will turn blue or light up, indicating a successful connection.
- Now, load the firmware files into their respective slots in Odin:
- Click BL and select the file starting with BL.
- Click AP and select the file starting with AP (This might take a minute to load).
- Click CP and select the file starting with CP.
- Click CSC and select the file starting with CSC.
- Once all files are loaded correctly, click the Start button.
Wait for the process to complete. You will see a green PASS message, and your phone will automatically reboot.
📥 Download Links
Note: Always double-check your model number (SM-S921B) before downloading to avoid compatibility issues.
📥Samsung S24 (SM-S921B) Firmware Download
SM-S921B_INS_S921BXXSFDZF2 V(Andorid 16) OneUI 8.5
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SM-S921B_INS_S921BXXSFDZE1_V(Andorid 16) OneUI 8.5
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SM-S921B_INS_S921BXXUEDZDR V(Andorid 16) OneUI 8.5
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SM-S921B_INS_S921BXXSCCZA1 V(Andorid 16)
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SM-S921B_INS_S921BXXSBCYK8 V(Andorid 16)
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SM-S921B_INS_S921BXXS8BYG1 V(Andorid 15)
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SM-S921B_INS_S921BXXS6BYE3 V(Andorid 15)
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