LG G4 LS991 Deep Blue User Guide

LG G4 LS991 Deep Blue Phone manual cover
Pages 153
Year 2015
Language(s)
English en

LG G4 LS991 Deep Blue Phone Specification

The LG G4 LS991 in Deep Blue is a feature-rich smartphone that combines elegant design with robust performance. It is equipped with a 5.5-inch IPS LCD display boasting a resolution of 2560 x 1440 pixels, delivering vivid colors and sharp detail for an immersive viewing experience. Under the hood, the device is powered by a Qualcomm Snapdragon 808 processor, which includes a hexa-core CPU with two Cortex-A57 cores and four Cortex-A53 cores, ensuring smooth performance and efficient multitasking. The phone is fitted with 3GB of RAM and 32GB of internal storage, which can be expanded via a microSD card slot, offering ample space for apps, photos, and media files.

The LG G4 LS991 features a 16-megapixel rear camera with an f/1.8 aperture, laser autofocus, and optical image stabilization, enabling high-quality photography even in low-light conditions. The front-facing camera is an 8-megapixel shooter, ideal for selfies and video calls. The device runs on Android 5.1 Lollipop, with LG's custom user interface providing additional features and enhancements. Connectivity options include 4G LTE, Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 4.1, NFC, and USB 2.0. The phone is powered by a removable 3000mAh battery, offering flexibility and ensuring that users can easily swap batteries if needed. The LG G4 LS991 also incorporates advanced features such as a rear-mounted power button and volume controls, adding to its ergonomic design. Overall, the LG G4 LS991 Deep Blue strikes a balance between style, functionality, and performance, catering to users who demand a reliable and versatile smartphone experience.

LG G4 LS991 Deep Blue Phone F.A.Q.

How do I perform a factory reset on my LG G4 LS991?

To perform a factory reset on your LG G4 LS991, go to Settings > Backup & reset > Factory data reset. Confirm by tapping 'Reset phone' and then 'Erase everything'. Ensure you backup important data as this process will erase all data on the phone.

How can I troubleshoot battery draining issues on my LG G4 LS991?

To troubleshoot battery draining issues, check for apps consuming excessive power in Settings > Battery > Battery usage. Consider uninstalling unnecessary apps, disabling Wi-Fi, GPS, and Bluetooth when not in use, and reducing screen brightness.

What should I do if my LG G4 LS991 is not charging properly?

If your LG G4 LS991 is not charging, try using a different charging cable and adapter. Check the charging port for debris or damage. Restart the device and, if the issue persists, consider replacing the battery or seeking professional repair services.

How can I free up storage space on my LG G4 LS991?

To free up storage space, delete unused apps, clear app cache in Settings > Storage > Cached data, and move pictures or videos to an external SD card. You can also use cloud storage services to backup and remove files from the device.

How do I update the software on my LG G4 LS991?

To update the software on your LG G4 LS991, go to Settings > General > About phone > Update Center > Software Update. Tap 'Check now for update' and follow the on-screen instructions if an update is available.

Why is my LG G4 LS991 overheating and how can I fix it?

Overheating can be caused by intensive apps running in the background. Close unused apps, reduce screen brightness, and avoid using the phone while charging. If overheating persists, ensure the device has the latest software updates.

How do I take a screenshot on my LG G4 LS991?

To take a screenshot, press and hold the Power and Volume Down buttons simultaneously until you hear a shutter sound or see an animation. The screenshot will be saved in the Gallery app under the Screenshots album.

What can I do if my LG G4 LS991 won't turn on?

If your LG G4 LS991 won't turn on, try charging the device for at least 15 minutes and then attempt to turn it on. If it still doesn't work, perform a hard reset by removing and reinserting the battery. If the problem continues, seek technical assistance.

How can I improve the performance of my LG G4 LS991?

To improve performance, periodically clear app caches and unused apps. Consider performing a factory reset to eliminate software glitches. Keeping the OS and apps updated can also enhance performance and security.

How do I enable USB debugging on my LG G4 LS991?

To enable USB debugging, go to Settings > About phone > Software info and tap 'Build number' seven times to unlock Developer options. Go back to Settings > Developer options and enable 'USB debugging'.