SafeRooting
Xiaomi Redmi K40 Gaming root support — Magisk root and bootloader unlock
Xiaomi

Xiaomi Redmi K40 Gaming

Released: 2021, April 27Available. Released 2021, April 30

ROOT AVAILABLE

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

4.6 Rating

General

Brand
Xiaomi
Model
Xiaomi Redmi K40 Gaming
Released
2021, April 27
Status
Available. Released 2021, April 30
Price
About 260 EUR
OS
Android 11, MIUI 12.5
Dimensions
161.9 x 76.9 x 8.3 mm (6.37 x 3.03 x 0.33 in)
Weight
205 g (7.23 oz)
Build
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
SIM
Nano-SIM + Nano-SIM

Display

Type
OLED, 1B colors, 120Hz, HDR10+, 500 nits (typ)
Size
6.67 inches, 107.4 cm, 2, (~86.3% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection
Corning Gorilla Glass 5

Performance

Chipset
Mediatek Dimensity 1200 (6 nm)
CPU
Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU
Mali-G77 MC9
Internal
128GB 6GB RAM, 128GB 8GB RAM, 128GB 12GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Card slot
No

Camera

Single
16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Triple
64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF, 8 MP, f/2.2, 120˚ (ultrawide), 2 MP, f/2.4, (macro)
Features
HDR
Video
1080p@30fps, 720p@120fps, HDR

Battery

Charging
67W wired, PD3.0, QC3, 100% in 42 min

Network

Technology
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G bands
1, 3, 28, 41, 77, 78 SA/NSA/Sub6
Speed
HSPA, LTE, 5G

Connectivity

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
5.2, A2DP, LE
Positioning
GPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC
NFC
Yes
Radio
No
USB
USB Type-C 2.0, OTG
3.5mm jack
No

Sensors

Sensors
Fingerprint (side-mounted), accelerometer, gyro, compass, barometer

Other

Colors
Black, Gray, Silver, Bruce Lee Yellow
Models
M2012K10C, M2104K10AC
Announced
2021, April 27
Loudspeaker
Yes, with stereo speakers
Infrared port
Yes

Xiaomi Redmi K40 Gaming Overview

The Xiaomi Redmi K40 Gaming is an Android device from Xiaomi, released in 2021. It combines the Mediatek Dimensity 1200 (6 nm) and a 6.67-inch display, running Android 11. This page tracks its full specifications, root status, and the bootloader and recovery notes that apply to it.

Root the Xiaomi Redmi K40 Gaming

The Xiaomi Redmi K40 Gaming is a 2021 Android device from Xiaomi. It runs the Mediatek Dimensity 1200 (6 nm), a MediaTek platform, flashed via SP Flash Tool on many models with BROM as the deep-recovery path. Shipped software: Android 11, MIUI 12.5. For this model the realistic path is: the brand-specific unlock described below, 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 Xiaomi

All Xiaomi-family unlocks run through the official Mi Unlock tool with a bound Mi account and a mandatory waiting period (historically 72 hours to 30 days). HyperOS added stricter account eligibility rules; nothing legitimate skips the wait.

Platform notes

MediaTek platforms flash through SP Flash Tool rather than plain fastboot on many models, and expose BROM mode as a deep-recovery path. Correct scatter/firmware matching matters more here than on Snapdragon devices.

Before you start

  • Bootloader unlocking factory-resets the device on almost all models — back up everything first.
  • Never use the "clean all and lock" option in Mi Flash unless deliberately re-locking on full stock firmware — it is the most common Xiaomi hard-brick cause.
  • Anti-rollback protection makes downgrading firmware dangerous on this brand; always flash equal-or-newer versions.

FAQ

Can I root the Xiaomi Redmi K40 Gaming?

Yes. The bootloader must first be unlocked with the official Mi Unlock tool, which requires a bound Mi account and a mandatory waiting period. After the unlock, root is Magisk via patched boot image (fastboot).

Does the Xiaomi Redmi K40 Gaming support custom recovery (TWRP)?

Popular Xiaomi, Redmi and POCO models usually get TWRP or OrangeFox builds — check that one exists for this exact codename. A custom recovery is optional for root: after the Mi Unlock waiting period, Magisk installs by flashing a patched boot image over fastboot.

Will root the Xiaomi Redmi K40 Gaming void my warranty?

Xiaomi will generally treat a rooted Xiaomi Redmi K40 Gaming 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 Xiaomi Redmi K40 Gaming run?

It runs Android 11, MIUI 12.5. The specifications table on this page lists the full software details.