To easily check your Wi-Fi signal strength, look for how many lines appear in your device's Wi-Fi symbol. The more lines, the stronger the connection. For a more precise measurement, use apps like ...
For instance, the maximum throughput for 802.11g (Wi-Fi 3) is 54Mbps, while 802.11n (Wi-Fi 4) caps out at 300Mbps. All the tweaking we've outlined above will only get you so far with one of these ...