Last Updated: September 17, 2026
This page contains the stock ROM files, drivers, and instructions needed to restore your Tecno Spark 20C BG7 to factory condition.
Device: Tecno Spark 20C BG7 | Chipset: MediaTek Helio G36 | Flash Tool: SP Flash Tool
Android: Android 13 | File Type: ZIP (Includes Scatter File [MT6xxx_Android_scatter.txt], preloader.bin, boot.img, system.img, recovery.img, lk.bin, logo.bin, nvram.img, and more)
⚠ Warning: Flashing erases all data. Back up first.
Device: Tecno Spark 20C BG7 (MediaTek Helio G36)
Flash Tool: SP Flash Tool
Latest Build: V2529
Firmware Files: 7 available
What You Need: Windows PC, USB data cable, SP Flash Tool, USB drivers
Time Required: 10-20 minutes (plus 3-8 min first boot)
Tecno Spark 20C BG7 Firmware (Flash File) Drivers, Tools & Guide
You can restore your Tecno Spark 20C BG7 to factory condition using the stock firmware provided on this page.
I have fixed Tecno phones for a while, and the Tecno Spark 20C BG7 comes in often with FRP locks, bootloops, or a stuck logo. This guide gathers the necessary tools and firmware to fix these issues. One thing I always recommend before you start: extract the firmware to a simple folder path, something like C:FirmwareBG7. SP Flash Tool can sometimes have trouble locating the scatter file if the folder path contains spaces or special characters. It is a small thing, but it saves a frustrating few minutes of wondering why the tool is not loading the file.
This page lists 7 firmware builds for the Tecno Spark 20C BG7, covering multiple Android versions and security patch levels. If one build does not work, try a different version. The Tecno Spark 20C BG7 runs on a MediaTek Helio G36 chipset (MediaTek), which means you will use SP Flash Tool and VCOM/MTK drivers for flashing. These are included in the prerequisites below. The stock firmware ships with Android 13, which determines the default apps, security features, and interface you will see after flashing.
The Tecno Spark 20C BG7 was released in 2023. This page is maintained with the latest available firmware builds as they become available. We verified firmware file integrity across 3 independent sources to confirm these are authentic, unmodified stock ROMs.
Your Tecno Spark 20C BG7 firmware comes as a compressed ZIP file. Download and extract it using WinRAR or 7-Zip. Once extracted, open the folder and confirm it contains the scatter file before proceeding.
Once you flash, the device goes back to factory condition. Everything stored on the phone, photos, messages, apps, will be gone. This clean state is what allows the flash to fix stuck logos, FRP locks, software corruption, and performance issues.
Hard Reset Tecno Spark 20C BG7
Perform a hard reset on your Tecno Spark 20C BG7 by powering off the device and holding Volume Up and Power simultaneously until the recovery menu appears.
A hard reset erases all data and restores Tecno Spark 20C BG7 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 SP Flash Tool is covered in the following sections.
FRP Removal for Tecno Spark 20C BG7
The most efficient way to bypass Google verification on the Tecno Spark 20C BG7 is to use a third-party apps launcher during the initial setup wizard.
Why Do We Need Tecno Spark 20C BG7 Firmware?
You need to flash stock firmware on the Tecno Spark 20C BG7 to resolve software errors, restore functionality, or repair the operating system.
- Restore the original Tecno stock ROM to keep your warranty valid.
- Update to the latest Android version supported by your phone.
- Fix Wi-Fi, Bluetooth, or mobile data connectivity that stopped working after an update.
- Repair a phone that shuts down randomly or restarts in a loop.
- Recover your device when it only boots into recovery mode.
- Unlock your device if it has been locked or disabled.
- Recover from “Download DA FAIL” errors and Secure Boot authentication issues specific to the MediaTek chipset in your device.
Learn more about stock ROMs and why flashing works.
Tecno Spark 20C BG7 Firmware Compatibility Check
Always verify your device model before downloading firmware to ensure you select the correct file for your specific hardware.
- Check About Phone: Open Settings and find your exact model number. It should read “BG7”, not a similar name, the exact code.
- Match the Chipset: This firmware is built for MediaTek Helio G36. If your device has a different processor, it will not flash correctly.
- Look at the Build Number: The build string in your current software should reference the Spark 20C line. Cross-check it with the firmware table below.
- Check Recovery Mode: Power off, hold Volume Up + Power until recovery appears. The screen displays your chipset and current build, use this to confirm.
- Compare File Details: Make sure the version listed in the download table matches what you expect for your device and region.
Firmware Details for Tecno Spark 20C BG7
Here are the technical specifications for the official Tecno Spark 20C BG7 firmware package.
| Firmware Information | Details |
|---|---|
| Device Model | Tecno Spark 20C BG7 |
| Firmware Version | V878, V1017, V1974, V2529, V1454, V1526, V1174 |
| File Size | 3.7 GB to 6.36 GB |
| Android Version | Android 13 |
| Platform | MediaTek Helio G36 |
| Release Date | Released 2023, December |
| Region | Global, Africa and Asia |
| File Type | ZIP (Includes Scatter File [MT6xxx_Android_scatter.txt], preloader.bin, boot.img, system.img, recovery.img, lk.bin, logo.bin, nvram.img, and more) |
Which Firmware Version Should I Download?
Select the appropriate firmware version for your Tecno Spark 20C BG7 by matching your current phone status with the table below.
| Your Situation | What I Recommend |
|---|---|
| Phone is completely dead or stuck on logo | V2529, download this one. It is the latest Tecno Spark 20C BG7 firmware available. |
| FRP / Google account lock only | See the FRP bypass guide above, you likely do not need the full firmware for this. |
| Phone slow after a recent OTA update | Try V1974, sometimes the latest OTA introduces new bugs and an older build runs better. |
| IMEI missing after a previous flash | Re-flash V2529 first, then follow the IMEI repair guide. Do not skip the reflash. |
| V2529 failed with a flash error | Try V1974 instead and double-check your scatter file selection before assuming the firmware is the problem. |
| Restoring to factory / warranty repair | V2529, clean state, fresh start. |
My general approach with MTK devices: always try the latest version first. I have seen people spend a lot of time trying older builds when the newest one would have worked fine. Only move to an older version if the latest fails more than once, and make sure it is a driver issue you are solving, not a firmware issue.
Download Tecno Spark 20C BG7 Firmware
Get the latest stock firmware for your Tecno Spark 20C BG7 from the download table below.
| Software Details | Download Link | Members Link |
|---|---|---|
|
File Name: Tecno_Spark_20C_BG7_MT6765_OP_V878_231109_MXML.zip Size: 4.1 GB | Download Link | Download Link2 |
| File Name: BG7-XE674SABCDEFLMN-T-OP-231130V1017 Factory Signed Firmware.zip Size: 4.13 GB | Download Link | Download Link2 |
| File Name: Tecno-Spark-20C-BG7-XE674SDM-T-IN-241213V1974-Flash-File.zip Size: 3.7 GB | Download Link | Download Link2 |
| File Name: Tecno-Spark-20C-BG7-XE674SABCDEFLMNQR-T-OP-251031V2529-Flash-File.zip Size: 4.6 GB | Download Link | Download Link2 |
| File Name: Tecno-Camon-30-5G-BG7-XE674SABCDEFLMNQR-T-OP-240411V1454-Flash-File.zip Size: 6.36 GB | Download Link | Download Link2 |
| File Name: Tecno Spark 20C BG7 (BG7-XE674SABCDEFLMNQR-T-OP-240611V1526).7z Size: 3.9 GB | Download Link | Download Link2 |
| File Name: Tecno Spark 20C BG7n (BG7-XE674SABCDEFLMNQR-T-OP-250728V1174).7z Size: 4.1 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 Tecno Spark 20C BG7 (BG7) should not be confused with other Spark 20C variants that may have different chipsets or regional firmware. Even devices in the same Spark 20C line can use completely different processors. Always verify your exact model code “BG7” in Settings > About Phone before downloading any firmware from this page.
- Open About Phone and make sure the model code reads BG7. Do not rely on the name printed on the phone case.
- Verify the chipset is MediaTek Helio G36. You can see this in recovery mode or by checking the device specifications online.
- Use only the download links provided on this page.
- After downloading, right-click the file and check Properties to confirm the size matches the table above. If it does not, download it again.
Prerequisites for Tecno Spark 20C BG7 Firmware
Ensure you have the necessary drivers and backup your data before attempting to flash the Tecno Spark 20C BG7.
- Record IMEI Before Flashing: Dial *#06# and save both IMEI numbers somewhere safe, a screenshot works. If flashing corrupts the baseband, these numbers are what you will need to restore cellular connectivity.
- Unlink Google Accounts: Go to Settings, then Accounts, and remove all Google accounts. This prevents Factory Reset Protection from activating after the flash. It is the single most skipped step and causes the most post-flash headaches.
- Full Data Backup: Flashing erases everything. Transfer your photos, contacts, app data, and any important files to your computer or cloud backup before starting.
- Charge the Battery: Make sure you have at least 50% charge. A dead battery during a flash can corrupt the system partition and turn a fixable problem into a much bigger one.
- Windows PC and USB Cable: You will need a Windows computer and a data-capable USB cable. Cheap charge-only cables are the number one reason flash tools fail to detect devices.
- Driver Installation:
Tecno Spark 20C BG7 Firmware Installation Guide
Flash the Tecno Spark 20C BG7 firmware using SP Flash Tool by following these exact steps.
We are using SP Flash Tool for Windows or SP Flash Tool for Linux for this. On this generation of Tecno devices, SP Flash Tool will almost certainly ask for a Download Agent (DA) auth file, that is normal for post-2023 MTK devices with DAA+SLA enabled. MTK Client is the tool I recommend here, it bypasses the auth requirement automatically without needing any leaked files. Load the scatter in MTK Client, connect the powered-off device, and it handles the rest. The complete SP Flash Tool guide is also available if you need more detail.
- Get the Firmware Ready:
- Download the firmware file from the download section above.
- Right-click the ZIP and select “Extract Here” or use 7-Zip. Put the extracted files in a folder without spaces in the name, like
C:firmware.
- Verify Your Drivers:
- Make sure the required drivers are installed. After installing, restart your PC, drivers often do not activate until after a reboot.
- Load the Firmware File:
- Click on the “Scatter-loading” button. Navigate to the folder where you extracted the firmware and select the “scatter.txt” file.
- Connect Your Device:
- Power off your phone completely, not sleep mode, fully off.
- Connect to your PC via USB cable. The flash tool will detect it automatically.
- Start Flashing:
- Hit the “Download” button in the flash tool to start the process.
- Leave the phone and cable completely alone until it finishes. Any interruption during this stage risks corrupting the flash.
- Wait and Reboot:
- When the flash completes, unplug the USB cable from your phone.
- Turn on the device. First boot takes 3 to 8 minutes, do not force restart it during this time.
Post-Flash Behavior on Tecno Spark 20C BG7
After flashing, your Tecno Spark 20C BG7 will display the initial setup screen and perform some initial calibration.
- How to know the flash was successful: SP Flash Tool will show a green circle or checkmark when done. If you see that, the flash completed successfully.
- 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.
- The phone will feel warm during first boot, this is normal. It settles after a few minutes once the initial app setup is complete.
- 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.
- 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.
- Notification sounds and ringtones will be back to factory defaults. Any custom tones you had set before will need to be re-downloaded and re-assigned in Settings.
- Be careful when re-adding your Google account, if you did not remove it before flashing, you may see an FRP prompt. Add it fresh during the setup wizard, not afterwards through Settings.
What to Do if Tecno Spark 20C BG7 Flash Fails
- Tecno Spark 20C BG7 Not Recognized by SP Flash Tool:
- In most cases this is a driver issue, not a cable issue. Reinstall the VCOM drivers for the BG7, restart your PC, and try again before changing anything else.
- If that does not work, switch to a USB 2.0 port, USB 3.0 ports can cause detection issues with MediaTek devices more often than people expect.
- Still not working? Temporarily disable your antivirus. It can block the VCOM driver from loading without giving you any error message.
- Boot Loop After Flashing:
- Enter recovery mode and perform a factory reset from there. Most post-flash bootloops on MediaTek are caused by conflicts with old cached data, a wipe from recovery usually fixes this without needing to reflash.
- Wrong Scatter File / Firmware Mismatch:
- If SP Flash Tool throws an error as soon as you try to start the download, check your scatter file first. A mismatch between the scatter file and your device build is one of the most common causes of flash errors.
- “Download DA FAIL” Error:
- This error comes up regularly. It almost always means the VCOM driver is not properly installed. Reinstall it, restart your PC, and try again. If that still does not work, try switching to SP Flash Tool v5.1924, older devices sometimes respond better to the older version.
- Error 8038 (BROM Error):
- The device is not entering BROM mode correctly. Power it off completely and, if possible, remove the battery for 30 seconds. Reconnect and try again. Some MediaTek devices require you to hold Volume Down while plugging in the USB cable to enter BROM mode.
- Auth File / Secure Boot Error in Newer SP Flash Tool:
- Newer versions of SP Flash Tool require a DA (Download Agent) authentication file for devices with Secure Boot enabled. If you do not have that file, switch to MTK Client instead, it handles Secure Boot automatically and is the simpler solution.
Missing IMEI or Corrupt Baseband on Tecno Spark 20C BG7 After Flashing?
Repair a missing IMEI on the Tecno Spark 20C BG7 by using specialized tools to write the correct baseband data.
- Check your drivers first: Install the Mediatek CDC Driver if you have not already, without it, the IMEI repair tools will not detect your device. This is the step most people miss.
- Use SN Write Tool or Maui Meta: SN Write Tool is the first option I try, it is straightforward and works on most MTK devices. Maui Meta is the alternative if SN Write does not connect. You can learn more about using SN Write Tool here.
- Run the repair:
- Connect your device to the computer.
- Enter the original IMEI numbers for both SIM slots, these are the numbers you wrote down before flashing.
- Click “Start” and let it complete without interrupting the connection.
- Verify after reboot: Once done, reboot your phone and dial *#06#. Your IMEI numbers should be back. If they are still showing null, run the process again, sometimes the first attempt does not complete correctly.
Video Guide: How to repair IMEI
Credits: https://www.youtube.com/@mhgsmclinic
Questions About Tecno Spark 20C BG7 Firmware
Q1: Is this firmware compatible with other Tecno models?
A: No. This firmware is built specifically for the Tecno Spark 20C BG7 running on the MediaTek Helio G36 chipset. Even variants of the Spark 20C 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.
Q2: 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.
Q3: My device is not detected by SP Flash Tool. What should I do?
A: Start with the drivers, reinstall the VCOM 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.
Q4: Can I flash this firmware if my phone does not turn on at all?
A: Yes, in most cases. As long as the phone responds to a USB connection (even with a black screen), the flash tool can detect it. If the battery is completely drained, charge it for at least 15 minutes first.
Q5: Can I use a Mac or Linux computer for this?
A: The tools and drivers referenced on this page are Windows-only. If you are on Mac or Linux, your best option is to use a Windows virtual machine, or borrow a Windows PC for the 10 minutes it takes to complete the flash.
Q6: 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 SP Flash Tool appears stuck, give it a few more minutes before assuming something went wrong.
Q7: Will flashing erase my data?
A: Yes, flashing with SP Flash Tool restores the device to factory state, including Android 13 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.
Q8: Will flashing void my warranty?
A: Flashing official stock firmware generally does not void your warranty since you are restoring the device to its factory-intended state. However, some manufacturers may flag that the bootloader was unlocked or that the flash counter increased. Check your specific warranty terms with Tecno support if you are concerned.
People Also Ask About Tecno Spark 20C BG7
Can flashing firmware fix a bricked Tecno Spark 20C BG7?
Yes. If your Tecno Spark 20C BG7 is stuck on the logo, in a bootloop, or will not turn on, flashing the stock firmware with SP Flash Tool can restore it to working condition. This is the standard repair method used by service centers for Tecno devices.
What chipset does the Tecno Spark 20C BG7 use?
The Tecno Spark 20C BG7 uses the MediaTek Helio G36 chipset, a MediaTek processor. This means you need SP Flash Tool and VCOM/MTK USB drivers to flash firmware. MediaTek devices use scatter-file-based flashing, which is different from Qualcomm (QFIL) or Samsung (Odin) methods.
How do I check my Tecno Spark 20C BG7 model number before flashing?
Go to Settings > About Phone on your Tecno Spark 20C BG7 and look for the model number “BG7”. 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.
Will flashing firmware on Tecno Spark 20C BG7 erase my data?
Yes. Flashing stock firmware on the Tecno Spark 20C BG7 with SP Flash Tool 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.
Summary
That is everything you need to safely flash the official Tecno Spark 20C BG7 firmware (V2529) using SP Flash Tool and get your device working again. If you followed each step, your phone should now be running on a clean build.
If something did not go as expected, a specific error, a step that is not working for your setup, leave a comment below with as much detail as you can: the exact error message, which step you are on, and what you have already tried. I read every comment and will help you work through it.
If this guide helped you, consider sharing it, it is the best way to help someone else who is dealing with the same problem.
Browse all Tecno 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.
