The LG Optimus L7 P705 has a 4.3 inch LCD screen and weighs 4.3 ounces. It has a 5 megapixel camera and a LED flash. It houses 4 GB of internal memory with a SD slot that holds up to 32 GB of memory.
Toggle on and back off from preferred wifi connection. If problem persists, toggle on and back off from airplane mode. Wait a few seconds to ensure that all of the radios are powered off before tapping the airplane icon the second time.