SafeRooting
Lenovo K12 (China) root support — Magisk root and bootloader unlock
Lenovo

Lenovo K12 (China)

Released: 2020, December 09Available. Released 2020, December 12

ROOT AVAILABLE

This device is fully compatible with our remote root service. Includes Bootloader Unlock, Magisk, and custom setup.

4.6 Rating

General

Brand
Lenovo
Model
Lenovo K12 (China)
Released
2020, December 09
Status
Available. Released 2020, December 12
Price
About 100 EUR
OS
Android 10
Dimensions
165.2 x 75.7 x 9.2 mm (6.50 x 2.98 x 0.36 in)
Weight
200 g (7.05 oz)
SIM
Nano-SIM + Nano-SIM

Display

Type
IPS LCD
Size
6.5 inches, 102.0 cm, 2, (~81.6% screen-to-body ratio)
Resolution
720 x 1600 pixels, 20:9 ratio (~270 ppi density)

Performance

Chipset
Qualcomm SM4250 Snapdragon 460 (11 nm)
CPU
Octa-core (4x1.8 GHz Kryo 240 & 4x1.6 GHz Kryo 240)
GPU
Adreno 610
Internal
64GB 4GB RAM
Card slot
microSDXC (uses shared SIM slot)

Camera

Single
8 MP, f/2.2, 26mm (wide), 1/4.0", 1.12µm
Dual
48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF, 2 MP, (depth)
Features
HDR
Video
1080p@30fps

Battery

Charging
10W wired, 2.5W reverse wired

Network

Technology
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1900 / 2100
4G bands
1, 3, 5, 7, 8, 20, 28, 38, 39, 40, 41
Speed
HSPA, LTE

Connectivity

WLAN
Wi-Fi 802.11 b/g/n
Bluetooth
5.0, A2DP, LE
Positioning
GPS, GLONASS, GALILEO
NFC
No
Radio
FM radio
USB
microUSB 2.0, OTG
3.5mm jack
Yes

Sensors

Sensors
Fingerprint (rear-mounted), accelerometer, proximity

Other

Colors
Navy Blue, Gray
Announced
2020, December 09
Loudspeaker
Yes

Lenovo K12 (China) Overview

The Lenovo K12 (China) is an Android device from Lenovo, released in 2020. It combines the Qualcomm SM4250 Snapdragon 460 (11 nm) and a 6.5-inch display, running Android 10. This page tracks its full specifications, root status, and the bootloader and recovery notes that apply to it.

Root the Lenovo K12 (China)

The Lenovo K12 (China) is a 2020 Android device from Lenovo. It runs the Qualcomm SM4250 Snapdragon 460 (11 nm), a Qualcomm platform with strong community tooling and EDL-mode recovery as a safety net. Shipped software: Android 10. For this model the realistic path is: a standard fastboot bootloader unlock, followed by Magisk via patched boot image (fastboot). Typical hands-on time is 1–3 hours.

Difficulty

Moderate — brand-specific steps involved

Typical time

1–3 hours

Method

Magisk via patched boot image (fastboot)

Bootloader unlock on Lenovo

Unlock procedure follows the generic Android flow: enable OEM Unlocking in Developer Options, then unlock via fastboot. Exact availability depends on the model and region — confirm before flashing.

Platform notes

Qualcomm Snapdragon platforms are the best-supported in the root community: fastboot works as documented, and even a failed flash can usually be recovered through EDL (9008) emergency mode.

Before you start

  • Bootloader unlocking factory-resets the device on almost all models — back up everything first.

FAQ

Can I root the Lenovo K12 (China)?

Yes. After enabling OEM Unlocking and unlocking the bootloader, root is Magisk via patched boot image (fastboot). The unlock notes on this page describe the exact Lenovo procedure.

Does the Lenovo K12 (China) support custom recovery (TWRP)?

That depends on community support for this exact model — verify a build exists for its codename before flashing anything. TWRP is not required for root: Magisk installs by flashing a patched boot image via fastboot.

Will root the Lenovo K12 (China) void my warranty?

Lenovo will generally treat a rooted Lenovo K12 (China) as outside warranty while it is modified. Restoring full stock firmware before a service visit usually restores normal treatment in practice, and consumer law in some regions (such as the EU) may still cover defects unrelated to root.

What Android version does the Lenovo K12 (China) run?

It runs Android 10. The specifications table on this page lists the full software details.

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