Teclast

Teclast M20 4G

Official Teclast M20 4G stock firmware — flash file, stock ROM & IMEI repair file, free direct download.

Android 8 MediaTek 5 ROMs 5.2 GB total
⇄ Compare with another device
Model code M20 4G
Quick answer

The Teclast M20 4G has 5 official stock firmware files (flash file / stock ROM) available for free download on ROM Palace. The device runs on the MediaTek MT6797D and its firmware covers Android 8. Each download is a direct, resume-supported link used to unbrick the phone, fix a bootloop, remove FRP, repair a corrupt or null IMEI, downgrade, or restore the Teclast M20 4G to its original factory software.

Specifications

⚙️Chipset
MediaTek MT6797D
🖥️Display
10.1" IPS LCD · 2560x1600
🔋Battery
6600 mAh
🤖OS
Android 8.0 Oreo
⚖️Weight
594 g
📶Connectivity
4G LTE (dual SIM) · Wi-Fi 5 (dual-band) · Bluetooth · GPS/GLONASS · microUSB OTG
📷Camera
Main5 MP
Front2 MP
Bannerad space

Teclast M20 4G stock firmware & flash files (5)

M20 4G(M3K7)_Android 8.0_V1.01_SZ Latest
1.01 GB · RAR · 2026-07-19
Download
M20 4G(M3K6)_Android8.0_V1.24_SZ
1.01 GB · RAR · 2026-07-19
Download
Android8.0-V1.05-SZ
1.03 GB · RAR · 2026-07-18
Download
Android8.0-V1.04-SZ-3943
1.08 GB · RAR · 2026-07-18
Download
Android8.0-V1.02-SZ
1.05 GB · RAR · 2026-07-18
Download
📖 Step-by-step: how to flash Teclast M20 4G stock firmware safely →

Teclast M20 4G repair guides & teardown

In-depth, device-specific repair & teardown guides.

Heads up. Download links stay valid for 3 hours for security. Flashing firmware can void your warranty or brick your device — proceed at your own risk and always back up your data first.

Where to buy the Teclast M20 4G

Compare the current Teclast M20 4G price at these stores. We show the marketplaces available in your country — prices and availability vary by region.

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Reviews & videos

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Frequently asked questions

How do I flash the Teclast M20 4G stock firmware?

Download the stock ROM / flash file for your exact Teclast M20 4G (M20 4G), extract the archive, then flash it with SP Flash Tool (SPFT) for MediaTek (MTK) devices, or the SPD Upgrade / ResearchDownload tool for Unisoc/Spreadtrum (SPD) chipsets. Back up your data first and charge the battery above 50%. See our step-by-step flashing guide for details.

Is it safe to flash Teclast M20 4G firmware?

Flashing official stock firmware is safe as long as you use the correct stock ROM / flash file for your exact model code (M20 4G). Flashing the wrong firmware can brick the device, so always confirm the model code before flashing.

Are these Teclast M20 4G ROM downloads free?

Yes. Every Teclast M20 4G firmware file on ROM Palace is free to download with a direct link — no subscription and no waiting queue.

What problems can Teclast M20 4G stock firmware fix?

Stock firmware fixes bootloops, a device stuck on the logo, software crashes, failed OTA updates, can remove FRP, repair a corrupt or null IMEI, and restore the Teclast M20 4G to its original factory software.

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