WiFi low signal problem in iPhone devices is very common these days. This problem creates due to many reasons like software issue or bad antenna connection with motherboard. Yesterday one of my clients iPhone have same issue, he told me that his iPhone dropped from bed. After switch on mobile works fine but get low WiFi signals even near to WiFi device. I solved this issue by fix antenna as screw losing off. There are many other reasons that responsible for this issue. Here in this post i want to share these issues solutions with help off diagram step by step.