Scanning QR Codes on LG Optimus LTE SU640 smartphone is easy and only takes a few simple steps. Phone name: Optimus LTE SU640 Nowadays QR Codes are being used in many places for product related info or for a link to a website. Let’s learn how to scan QR Code using your LG Optimus LTE […]
When you are planning on selling your LG Optimus LTE SU640 device or when you wanted to fully reset your device, you must remove the Google Account linked on your LG tablet or smartphone as well. Learn how to clear Google user account or how to delete Google Account on LG Optimus LTE SU640 device
Doing a software or system update on your LG Optimus LTE SU640 is required to keep the phone secure and functioning smoothly. A software update provides the latest security patches and bug fixes for your LG device. Recent LG Optimus LTE SU640 Software versions run better than previous versions. On recent LG devices, LG UX
