https://www.cleancss.com/user-manuals/ZNF/K500K
K500K Users Manual (Multi-band GSM/EDGE/WCDMA/LTE Phone with WLAN and Bluetooth) by LG Electronics...
View the Users Manual for the LG Electronics MobileComm USA model K500K Multi-band GSM/EDGE/WCDMA/LTE Phone with WLAN and Bluetooth ZNFK500K. View the PDF file...