LG K40 Manual / User Guide


The phone also is known as LG K12+carries, an 18:9 aspect ratio without the presence of a notch on the top edge. The phone is wrapped with plastic material available in three color variants; it is Moroccan Blue, Platinum Gray, and Black.

The main advantage of LG K40, which is not owned by its competitors, is the substantial body of the MIL-STD 810G military standard. Not only that, this phone features DTS: X 3D Surround Sound.

The Smartphone relies on a 5.7-inch touchscreen HD + IPS-type touch screen. Unfortunately, this smartphone is not equipped with screen protection such as Gorilla Glass and the like. When it was introduced, the LG K40 still uses the Android 8.1 Oreo operating system with the feature-rich interface of the LG UX UI.

The photographic sector is also featured LG K40, LG K40/LG K12 + has a single rear camera, which is 16MP with F/2.0, which features phase-detection autofocus (PDAF) and LED Flash features.

As for the front camera, LG K40 magnitude 8MP, f/2.0. The phone has a face unlock security feature and also a fingerprint sensor located on the rear side.

For performance, the LG K40 powered MediaTek Helio P22 octa-core chipset with 2GHz speed. This Hardware is combined with 2GB RAM. The ability of this phone to play games is pretty good because of the PowerVR GPU support 8320.

LG K40 is also equipped with an internal memory of 32 GB that can still be upgraded via a microSD slot up to 256GB. To support full-day user activity, the LG K40 is powered by a 3,000 mAh battery.


  • Display
    Screen size, 5,7 inches
    Touchscreen, Yes, Multi-Touch
    Resolution, 720 x 1440 pixels
    Screen type, IPS LCD
  • Hardware
    Chipset, Mediatek MT6762 Helio P22 (12 nm)
    Processor, Octa-core 2.0 GHz Cortex-A53
    OS Android, Android v9.0 Pie
    RAM, 2/3 GB
    Storage space, 32 GB
    MicroSD, Yes, up 1 TB
  • Camera
    Main camera, 16 MP
    Features, panorama, HDR, LED flash
    Front camera, 8 MP, plus LED flash
  • Connectivity
    Bluetooth, Yes, 5.0, A2DP
    Wi-Fi, Yes
    GPS, Yes
    Micro-USB, Yes microUSB 2.0
  • Network
    Network, 2G, 3G, 4G