LG K3 2017 LG-US110 User Guide

To perform a factory reset on your LG K3 2017, go to 'Settings' > 'Backup & reset' > 'Factory data reset'. Ensure you back up important data as this process will erase all data on your device.
If your LG K3 2017 won't turn on, try charging the device for at least 30 minutes. If it still doesn't turn on, perform a soft reset by removing the battery (if possible) and reinserting it.
To extend battery life, reduce screen brightness, turn off Bluetooth and Wi-Fi when not in use, and close background apps. You can also enable battery saver mode in the settings.
To clear app cache and data, go to 'Settings' > 'Apps', select the desired app, then tap on 'Storage'. From there, you can clear the cache or data.
Your LG K3 2017 may run slowly due to too many apps running in the background. Try closing unused apps, clearing app caches, or restarting your device to improve performance.
To take a screenshot, press and hold the 'Power' and 'Volume Down' buttons simultaneously until you see a flash or hear a shutter sound.
Yes, you can expand the storage on your LG K3 2017 using a microSD card. The device supports microSD cards up to 32 GB.
To update the software on your LG K3 2017, go to 'Settings' > 'About phone' > 'Software updates', and tap 'Check for updates'. Follow the on-screen instructions if an update is available.
If your LG K3 2017 is not charging, try using a different charger and cable. Also, check the charging port for debris and clean it if necessary. If the problem persists, contact support.
To set up a screen lock, go to 'Settings' > 'Lock screen & security' > 'Select screen lock'. Choose your preferred lock type and follow the instructions to set it up.