SafeRooting
LG K42
LG

LG K42

Released: 2020, September 21Price: About 140 EURStatus: Available. Released 2020, September 21

Root Support Available

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

Full Specifications

OSAndroid 10, upgradable to Android 11
CPUOcta-core 2.0 GHz Cortex-A53
GPUPowerVR GE8320
NFCYes (market/region dependent)
SIMNano-SIM + Nano-SIM
USBUSB Type-C 2.0, OTG
Quad13 MP, 27mm (wide), 1/3.1", 1.12µm, PDAF, 5 MP, f/2.2, 115˚ (ultrawide), 1/5.0", 1.12µm, 2 MP, f/2.4, (macro), 2 MP, f/2.4, (depth)
Size6.6 inches, 105.2 cm, 2, (~83.1% screen-to-body ratio)
TypeIPS LCD
WLANWi-Fi 802.11 b/g/n, Wi-Fi Direct
BrandLG
ModelLG K42
PriceAbout 140 EUR
RadioNo
SpeedYes, 384 kbps
Video1080p@30fps
ColorsGray, Green
ModelsLMK420, LM-K420, LMK420H, LM-K420H, LMK420E, LM-K420E, LMK420Y, LM-K420Y
Single8 MP, (wide)
StatusAvailable. Released 2020, September 21
Weight182 g (6.42 oz)
ChipsetMediatek MT6762 Helio P22 (12 nm)
SensorsFingerprint (side-mounted), accelerometer, proximity, compass
2G bandsGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100
4G bands1, 3, 7, 8, 20, 28, 38 - Europe
Charging10W wired
FeaturesLED flash, panorama, HDR
Internal64GB 3GB RAM
Released2020, September 21
Announced2020, September 21
Bluetooth5.0, A2DP, LE
Card slotmicroSDXC
3.5mm jackYes
Dimensions165 x 76.7 x 8.4 mm (6.50 x 3.02 x 0.33 in)
Resolution720 x 1600 pixels, 20:9 ratio (~266 ppi density)
TechnologyGSM / HSPA / LTE
LoudspeakerYes
PositioningGPS

LG K42 Overview

About LG K42 LG K42 is another flagship from LG's popular line of first class Android phones, released in the 2020. LG K42 has a wide variety of great specifications such as 64GB 3GB RAM with Mediatek MT6762 Helio P22 (12 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

LG K42 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 LG K42?

The LG K42 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 LG K42 support custom recovery (TWRP)?

Many LG 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 LG K42 void warranty?

Yes, rooting the LG K42 will void the manufacturer warranty. However, you can unroot using the stock firmware to potentially restore warranty coverage.

What Android version does LG K42 run?

Check the specifications section above for the current OS version and upgrade history of your LG K42.