SafeRooting
Samsung Galaxy M40
Samsung

Samsung Galaxy M40

Released: 2019, JunePrice: About 200 EURStatus: Available. Released 2019, June

Root Support Available

Bootloader unlock, Magisk root, recovery notes, and expert support are available for this device family.

Full Specifications

OSAndroid 9.0 (Pie), upgradable to Android 11, One UI 3.1
CPUOcta-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
GPUAdreno 612
NFCYes
SAR0.20 W/kg (head)
SIMNano-SIM + Nano-SIM
USBUSB Type-C 2.0
Size6.3 inches, 97.4 cm, 2, (~84.9% screen-to-body ratio)
TypePLS LCD
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
BrandSamsung
BuildGlass front (Gorilla Glass 3), plastic back, plastic frame
ModelSamsung Galaxy M40
PriceAbout 200 EUR
RadioFM radio
SpeedHSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 400/50 Mbps
Video1080p@30fps
ColorsSeawater Blue, Midnight Blue, Cocktail Orange
ModelsSM-M405F, SM-M405FN, SM-M405G
SAR EU0.27 W/kg (head) 1.17 W/kg (body)
Single16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
StatusAvailable. Released 2019, June
Triple32 MP, f/1.7, 26mm (wide), 1/2.8", 0.8µm, PDAF, 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm, PDAF, 5 MP, f/2.2, (depth)
Weight168 g (5.93 oz)
ChipsetQualcomm SDM675 Snapdragon 675 (11 nm)
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
2G bandsGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100
4G bands1, 3, 5, 8, 40, 41
Charging15W wired
FeaturesHDR
Internal64GB 4GB RAM, 128GB 6GB RAM
Released2019, June
Announced2019, June
Bluetooth5.0, A2DP, LE
Card slotmicroSDXC (uses shared SIM slot)
3.5mm jackNo
Dimensions155.3 x 73.9 x 7.9 mm (6.11 x 2.91 x 0.31 in)
ProtectionCorning Gorilla Glass 3
Resolution1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
TechnologyGSM / HSPA / LTE
LoudspeakerYes
PositioningGPS, GLONASS, GALILEO, BDS

Samsung Galaxy M40 Overview

About Samsung Galaxy M40 Samsung Galaxy M40 is another flagship from Samsung's popular line of first class Android phones, released in the 2019. Samsung Galaxy M40 has a wide variety of great specifications such as 64GB 4GB RAM, 128GB 6GB RAM with Qualcomm SDM675 Snapdragon 675 (11 nm) , as well as ultrasonic fingerprint sensor. The thing that makes this decent smartphone special is its sleek design and an amazing all-screen design with no notches at all.

Rooting Information

Samsung Galaxy M40 can generally be rooted with a bootloader unlock and Magisk patched boot image workflow. Always match firmware build numbers before flashing.

Bootloader Information

Most Android rooting methods begin with bootloader unlock. Unlocking may wipe data, affect warranty, and disable some security features.

Recovery Information

Custom recovery support depends on chipset, kernel source availability, and community builds. Fastboot-based Magisk installation can work even when TWRP is unavailable.

FAQ

Can I root the Samsung Galaxy M40?

The Samsung Galaxy M40 supports rooting through Magisk. You'll need to unlock the bootloader first, then flash a patched boot image. Check the rooting status card on this page for availability.

Does Samsung Galaxy M40 support custom recovery (TWRP)?

Many Samsung devices support TWRP. Check our device page for recovery compatibility. If TWRP isn't available, you can still use Magisk through fastboot method.

Will rooting Samsung Galaxy M40 void warranty?

Yes, rooting the Samsung Galaxy M40 will void the manufacturer warranty. However, you can unroot using the stock firmware to potentially restore warranty coverage.

What Android version does Samsung Galaxy M40 run?

Check the specifications section above for the current OS version and upgrade history of your Samsung Galaxy M40.