Last Updated: June 3, 2026
The official Samsung Galaxy S20 FE 5G SM-G7810 firmware available on this page provides everything required to fix common software problems. Below, you will find the exact flash files, USB drivers, and step-by-step instructions to perform a factory reset, bypass FRP, and repair IMEI.
Device: Samsung Galaxy S20 FE 5G SM-G7810 | Chipset: Qualcomm SM8250 Snapdragon 865 5G | Flash Tool: Odin
Android: Android 10, upgradable to Android 13, One UI 5.1 | File Type: .tar.md5 / ZIP (Contains AP, BL, CP, CSC files for Odin)
⚠ Warning: Flashing erases all data. Back up first.
Samsung Galaxy S20 FE 5G SM-G7810 Firmware (Flash File) Drivers, Tools & Guide
Flashing a Samsung phone with Odin is a straightforward process when you have the correct files. This page contains the exact Samsung Galaxy S20 FE 5G SM-G7810 firmware package, the right Odin version, and reliable steps.
Before starting, sign out of any active Samsung accounts on the device. Skipping this step triggers Knox security, which leads to a KG lock that takes extra time to resolve. Also, Samsung firmware packages use a .tar.md5 format. Once you extract the ZIP archive, look for files labeled AP_*, BL_*, CP_*, and CSC_* (or HOME_CSC_*). Missing these files means you downloaded the wrong package.
Your Samsung Galaxy S20 FE 5G SM-G7810 firmware downloads as a compressed ZIP archive. Use WinRAR or 7-Zip to extract it. The extracted folder must contain files like AP_*.tar.md5, BL_*.tar.md5, CP_*.tar.md5, and CSC_*.tar.md5 (or HOME_CSC_*.tar.md5). If these specific files are missing, the firmware package is incorrect for your phone.
Flashing stock firmware intentionally erases all data on the phone. This process fixes various software issues, including FRP locks, application crashes, sluggish performance, forgotten screen locks, devices stuck on the logo, connectivity bugs, rapid battery drain, and soft brick states.
Hard Reset Samsung Galaxy S20 FE 5G SM-G7810
You can factory reset the Samsung Galaxy S20 FE 5G SM-G7810 without a computer by powering it off completely, then pressing and holding Volume Up + Power (or Volume Up + Home + Power on older models with a physical home button) until the recovery menu loads. Navigate using the volume keys to highlight “Wipe Data/Factory Reset” and press the Power button to confirm.
Performing a hard reset wipes all user data and returns the Samsung Galaxy S20 FE 5G SM-G7810 to its original factory settings. This procedure resolves the majority of software glitches, such as lagging, system crashes, lost passwords, and continuous bootloops. If problems remain after the reset, the full Odin flashing guide in the next sections will help.
Samsung Galaxy S20 FE 5G SM-G7810 FRP Bypass
The most efficient method to bypass FRP on the Samsung Galaxy S20 FE 5G SM-G7810 involves using a free Android apps launcher to access settings during the initial setup. Following a factory reset or firmware flash, the system might trigger a Google account lock (FRP). You can use our free Android apps launcher to get past it quickly. Removing your Google account before flashing is always the best practice to prevent this lock entirely.
Why Do We Need Samsung Galaxy S20 FE 5G SM-G7810 Firmware?
Flashing the official Samsung Galaxy S20 FE 5G SM-G7810 firmware using Odin resolves severe software problems and restores system stability. Whether your phone experiences boot failures or general performance drops, applying the stock ROM provides a reliable fix:
- Unlock a disabled or locked handset.
- Upgrade the operating system to the newest supported Android build.
- Eliminate freezing, lagging, and continuous bootloops on your SM-G7810.
- Fix failed over-the-air updates and abnormal battery drain.
- Reinstall the original Samsung stock ROM to maintain warranty status.
- Repair a phone that only boots into the recovery environment.
- Recover from KG lock or Knox errors caused by a previous interrupted or incorrect flash.
Learn more about stock ROMs and why flashing works.
Choosing the Right Firmware Version
Verifying that you have the correct firmware file is a critical step before initiating a flash. Installing an incorrect build can cause serious system errors:
- Identify Your Exact Model Number: Open Settings › About Phone and verify your complete model number (e.g., SM-G7810). The letter at the end dictates the region, U/U1 for USA, W for Canada, N for Korea, and B/F for International variants. Cross-flashing regional firmware causes issues.
- Match the CSC (Region): The firmware filename includes a 3-letter region code that must align with your device. Check Settings › About Phone › Software Information or look at the Service Provider line in Download Mode to find your CSC. Common examples include XAA (US), BTU (UK), INS (India), and SER (Russia).
- Check the Binary Level: Review your current firmware version string (e.g.,
XXU9BZDP, the digit following the letters represents the binary level). Samsung devices cannot downgrade past their current binary level. A phone on Binary 9 requires Binary 9 or higher. - Confirm the Build Date: The final 4 characters of the PDA version reveal the build date. The first character indicates the year (A=2024, B=2025, C=2026), and the second indicates the month (A=Jan through L=Dec).
- Verify in Download Mode: Power off the device and hold Volume Down + Power to access Download Mode. This screen lists your exact model, CSC, and firmware version for final confirmation before flashing.
Firmware Details for Samsung Galaxy S20 FE 5G SM-G7810
Below is a complete breakdown of the official firmware specifications for this device:
| Firmware Information | Details |
|---|---|
| Device Model | Samsung Galaxy S20 FE 5G SM-G7810 |
| Firmware Version | N/A |
| File Size | N/A |
| Android Version | Android 10, upgradable to Android 13, One UI 5.1 |
| Platform | Qualcomm SM8250 Snapdragon 865 5G |
| Release Date | Released 2020, October 02 |
| Region | Global, Africa and Asia |
| File Type | .tar.md5 / ZIP (Contains AP, BL, CP, CSC files for Odin) |
Which Firmware Version Should I Download?
Selecting the right Samsung Galaxy S20 FE 5G SM-G7810 firmware depends entirely on the current state of your phone. Use the table below to match your specific situation with the recommended action:
| Your Situation | What I Recommend |
|---|---|
| Phone is completely dead or stuck on logo | the latest version, download this one. It is the latest Samsung Galaxy S20 FE 5G SM-G7810 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 the latest version first, then follow the IMEI repair guide. Do not skip the reflash. |
| the latest version 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 | the latest version, 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.
Download Samsung Galaxy S20 FE 5G SM-G7810 Firmware
You can download the official stock Samsung Galaxy S20 FE 5G SM-G7810 firmware directly from the section below. The newest available build is the latest version. After the download finishes, compare the file size against the specifications table. A mismatch in file size typically indicates a corrupted or incomplete download, which will cause errors during the flashing process.
Ensure the firmware you select matches your exact device model. Review the firmware selection guide above if you have any doubts.
- Your model number is a variant of SM-G7810 with a different letter suffix. Check About Phone carefully, one letter difference can cause a failed or broken flash.
- Your chipset differs from Qualcomm SM8250 Snapdragon 865 5G. Confirm in recovery mode before proceeding.
- You downloaded the file from a source other than this page.
- The file size differs significantly from the sizes listed in the table above, a size mismatch usually means a partial download, which will fail mid-flash.
Prerequisites for Samsung Galaxy S20 FE 5G SM-G7810 Firmware
Completing these prerequisites ensures a smooth flashing process for the Samsung Galaxy S20 FE 5G SM-G7810. Two common mistakes disrupt Samsung flashes: failing to sign out of Samsung accounts (which triggers KG lock) and using low-quality USB cables that disconnect mid-flash. Always rely on a high-quality data cable.
- Back Up IMEI Numbers: Dial *#06# and write down both IMEI numbers now. You will need these if you need to restore your IMEI after flashing.
- Remove Google Accounts: Sign out of all Google accounts to prevent FRP lock after flashing.
- Remove Samsung Accounts: Sign out of all Samsung accounts to avoid KG lock.
- Back Up Your Data: Back up everything, photos, contacts, WhatsApp chats, important files. Flashing wipes the device completely.
- Charge Your Device: At least 50% battery. A device that powers off during a flash is very difficult to recover.
- USB Cable & PC: Use a proper data USB cable, not a charge-only cable, and a Windows computer with available USB ports.
- Install Required Drivers:
How to Install Firmware on Samsung Galaxy S20 FE 5G SM-G7810
Installing the Samsung Galaxy S20 FE 5G SM-G7810 firmware requires the Odin flash tool. Keep the “Auto Reboot” and “F. Reset Time” options checked in Odin to guarantee a clean installation. If you need help selecting an Odin version, visit our Odin versions page. Certain older Samsung models function better with previous Odin releases.
- Download and Extract:
- Download the correct firmware package from the links above.
- Extract the ZIP to a simple folder path, avoid paths with spaces or special characters, as some flash tools have trouble with them.
- Install the Listed Drivers:
- Confirm all drivers listed above are installed and that your PC has been restarted since installation. Skipping the restart is a common reason drivers do not work correctly.
- 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.
- 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.
- Start Flashing:
- Click the “Start” button to begin.
- Do not disconnect, move the cable, or touch the device until the process is fully complete. Disconnecting mid-flash is how devices get bricked.
- Wait and Reboot:
- Once flashing finishes successfully, disconnect the device.
- Power on your device. The first boot will take longer than usual, give it up to 8 minutes.
Video Guide for Flashing
What to Expect After Flashing Samsung Galaxy S20 FE 5G SM-G7810 Firmware
Many users assume the flash failed because the phone behaves differently immediately afterward. Here is exactly what to expect after applying the Samsung Galaxy S20 FE 5G SM-G7810 firmware:
- Success indicator: A green “PASS.” message will appear in the top-left corner of the Odin log. Seeing this confirms the installation finished properly.
- Extended first boot: The initial startup takes between 3 and 8 minutes. The system is rebuilding its core files, so do not force a restart.
- Device temperature: The phone might feel warm during the first boot. This is normal and will subside shortly.
- Missing applications: A firmware flash deletes all installed apps. You must reinstall them via the Play Store, though a Google backup can automate this.
- IMEI verification: Dial *#06# right after setup to confirm your IMEI is intact. If it reads “unknown”, consult the IMEI repair guide before inserting a SIM card.
- Google account setup: Enter your Google account details during the initial setup wizard to prevent an unexpected FRP prompt.
- Connectivity: Wi-Fi, Bluetooth, and mobile data should function immediately. If mobile data fails, manually input your APN settings in the network menu.
- Bootloop troubleshooting: If the phone cycles endlessly after the first boot, perform a factory reset through recovery mode (see the hard reset guide above). This clears conflicting data from the previous system.
- Samsung Smart Switch: The application may prompt you to install supplementary updates. Allow it to finish to ensure your device receives the correct regional security patches.
Missing IMEI or Corrupt Baseband on Samsung Galaxy S20 FE 5G SM-G7810 After Flashing?
A missing IMEI following a flash usually means the EFS partition experienced corruption during the process. This partition holds your IMEI and network configuration. Restoring an IMEI that does not belong to the original device is illegal in most regions, so only restore your original number. Software like ChimeraTool or BFT can assist with this repair. Check local regulations before proceeding.
Video Guide: How to repair IMEI
Common Issues When Flashing Samsung Galaxy S20 FE 5G SM-G7810
- Odin Displays “FAIL” Instead of “PASS”:
- This error typically points to a mismatch between your phone and the downloaded firmware region. Verify your exact model number in Settings to ensure total compatibility, as a single letter variation matters.
- Samsung Galaxy S20 FE 5G SM-G7810 Not Recognized by Odin:
- Reinstall the Samsung USB drivers and confirm the phone is actually in Download Mode. Switching to a different, higher-quality USB cable often resolves detection issues.
- KG Lock / Knox Triggered After Flashing:
- This security measure activates when a Samsung account remains signed in prior to flashing, or if non-official software is used. Removing Samsung accounts beforehand prevents this. Resolving an active KG lock generally requires specialized unlocking tools.
- Boot Loop After Flashing:
- Access recovery mode by holding Volume Up + Power, then execute a factory reset. This wipes leftover data from the older firmware that causes the system conflict.
Frequently Asked Questions
Q1: Will flashing the Samsung Galaxy S20 FE 5G SM-G7810 firmware erase my data?
A: Yes. Installing this firmware via Odin completely wipes the device and reinstalls the default Android 10, upgradable to Android 13, One UI 5.1 environment. Every app, photo, contact, and account will disappear. Save your files beforehand, as recovery is impossible after the flash finishes.
Q2: Is this firmware compatible with other Samsung models?
A: No. This specific build is designed exclusively for the Samsung Galaxy S20 FE 5G SM-G7810 equipped with the Qualcomm SM8250 Snapdragon 865 5G processor. Even a slightly different variant of the SM-G7810 might use entirely different internal hardware. Flashing incorrect files can severely damage the phone. Confirm your exact model in the settings menu.
Q3: Can I downgrade from the latest version to an older firmware version?
A: Downgrading is possible on certain Qualcomm devices, but it is generally not advised. Moving back to an older build on Android 10, upgradable to Android 13, One UI 5.1 can introduce security vulnerabilities and application instability. If the newest release causes problems, leave a comment below so we can find a safer solution.
Q4: What should I do if I encounter an FRP lock after flashing?
A: You can bypass this using our free Android apps launcher. The FRP lock engages on the Samsung Galaxy S20 FE 5G SM-G7810 whenever an active Google account remains on the device during a flash. Signing out of your Google account before starting the flash prevents this hurdle completely.
Q5: Are custom ROM options available for the Samsung Galaxy S20 FE 5G SM-G7810?
A: This page focuses entirely on official Samsung stock software. The availability of custom ROMs for the Samsung Galaxy S20 FE 5G SM-G7810 relies on open-source kernel development for the Qualcomm SM8250 Snapdragon 865 5G. Visit our Custom ROMs page or the XDA Developers forum to find relevant development threads.
Q6: My Samsung Galaxy S20 FE 5G SM-G7810 is not detected by Odin. What should I do?
A: Driver issues are the usual culprit. Reinstall the Samsung USB drivers, reboot your computer, and try again. Moving the cable to a USB 2.0 port often improves detection reliability for Samsung phones. Temporarily disable your antivirus software. If the problem persists, leave a comment with the specific error message for further assistance.
Q7: How do I enter recovery mode on my Samsung Galaxy S20 FE 5G SM-G7810?
A: Turn the phone off entirely, then press and hold Volume Up + Power together until the recovery menu loads. If your device has a physical home button, use Volume Up + Home + Power. The recovery screen displays the current build number for your Samsung Galaxy S20 FE 5G SM-G7810, which helps verify your software version.
Q8: My IMEI shows “unknown” after flashing the Samsung Galaxy S20 FE 5G SM-G7810. Is my phone permanently damaged?
A: The phone is not permanently damaged, despite the alarming message. Follow the instructions in the IMEI repair guide located in the troubleshooting section. For Samsung handsets, EFS partition corruption is the typical cause. Wait to insert a SIM card until after the IMEI is fully restored.
Q9: How long does it take to flash Samsung Galaxy S20 FE 5G SM-G7810 firmware?
A: The Odin flashing procedure generally requires 3 to 10 minutes, depending on the file size and your USB transfer speeds. The initial reboot after the flash takes an additional 3 to 8 minutes. Do not unplug the device during either phase. If the progress bar in Odin stops moving, wait a few extra minutes before troubleshooting.
Final Thoughts on Samsung Galaxy S20 FE 5G SM-G7810 Firmware
Following this guide ensures a safe and successful installation of the official Samsung Galaxy S20 FE 5G SM-G7810 firmware (the latest version) via Odin. Your phone should now operate on a clean, stable software build.
If you encounter unexpected errors or a specific step fails, leave a detailed comment below. Include the exact error message, your current step, and the troubleshooting steps you have already attempted. I read every comment and will provide assistance.
Please share this guide if you found it helpful, as it assists others facing similar software issues.
Browse all Samsung firmware downloads for more devices.
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.
