Using this antenna is a breeze. First, check if your device has an RP - SMA connector. If it does, simply attach the antenna to your device. If your device has an SMA or u.FL connector, use the provided adapters. When using, make sure the antenna is in an open space to get the best signal. As for maintenance, keep it clean and dry. Avoid dropping or hitting it as it may damage the internal structure. If you notice a significant drop in signal strength, check the connection between the antenna and your device. That's all you need to know to get the most out of this antenna.